mawmodule Module Reference

Data Types
type	mawtype

Functions/Subroutines
subroutine, public	maw_create (packobj, id, ibcnum, inunit, iout, namemodel, pakname)
	Create a New Multi-Aquifer Well (MAW) Package. More...
subroutine	maw_allocate_scalars (this)
	Allocate scalar members. More...
subroutine	maw_allocate_well_conn_arrays (this)
	Allocate well arrays. More...
subroutine	maw_allocate_arrays (this)
	Allocate arrays. More...
subroutine	maw_read_wells (this)
	Read the packagedata for this package. More...
subroutine	maw_read_well_connections (this)
	Read the dimensions for this package. More...
subroutine	maw_read_dimensions (this)
	Read the dimensions for this package. More...
subroutine	maw_read_initial_attr (this)
	Read the initial parameters for this package. More...
subroutine	maw_set_stressperiod (this, imaw, iheadlimit_warning)
	Set a stress period attribute for mawweslls(imaw) using keywords. More...
subroutine	maw_set_attribute_error (this, imaw, keyword, msg)
	Issue a parameter error for mawweslls(imaw) More...
subroutine	maw_check_attributes (this)
	Issue parameter errors for mawwells(imaw) More...
subroutine	maw_ac (this, moffset, sparse)
	Add package connection to matrix. More...
subroutine	maw_mc (this, moffset, matrix_sln)
	Map package connection to matrix. More...
subroutine	maw_read_options (this, option, found)
	Set options specific to MawType. More...
subroutine	maw_ar (this)
	Allocate and Read. More...
subroutine	maw_rp (this)
	Read and Prepare. More...
subroutine	maw_ad (this)
	Add package connection to matrix. More...
subroutine	maw_cf (this)
	Formulate the HCOF and RHS terms. More...
subroutine	maw_fc (this, rhs, ia, idxglo, matrix_sln)
	Copy rhs and hcof into solution rhs and amat. More...
subroutine	maw_fn (this, rhs, ia, idxglo, matrix_sln)
	Fill newton terms. More...
subroutine	maw_nur (this, neqpak, x, xtemp, dx, inewtonur, dxmax, locmax)
	Calculate under-relaxation of groundwater flow model MAW Package heads for current outer iteration using the well bottom. More...
subroutine	maw_cq (this, x, flowja, iadv)
	Calculate flows. More...
subroutine	maw_ot_model_flows (this, icbcfl, ibudfl, icbcun, imap)
	Write flows to binary file and/or print flows to budget. More...
subroutine	maw_ot_package_flows (this, icbcfl, ibudfl)
	Output MAW package flow terms. More...
subroutine	maw_ot_dv (this, idvsave, idvprint)
	Save maw-calculated values to binary file. More...
subroutine	maw_ot_bdsummary (this, kstp, kper, iout, ibudfl)
	Write MAW budget to listing file. More...
subroutine	maw_da (this)
	Deallocate memory. More...
subroutine	define_listlabel (this)
	Define the list heading that is written to iout when PRINT_INPUT option is used. More...
subroutine	maw_set_pointers (this, neq, ibound, xnew, xold, flowja)
	Set pointers to model arrays and variables so that a package has has access to these things. More...
logical function	maw_obs_supported (this)
	Return true because MAW package supports observations. More...
subroutine	maw_df_obs (this)
	Store observation type supported by MAW package. More...
subroutine	maw_bd_obs (this)
	Calculate observations this time step and call ObsTypeSaveOneSimval for each MawType observation. More...
subroutine	maw_rp_obs (this)
	Process each observation. More...
subroutine	maw_process_obsid (obsrv, dis, inunitobs, iout)
	This procedure is pointed to by ObsDataTypeProcesssIdPtr. It processes the ID string of an observation definition for MAW package observations. More...
subroutine	maw_redflow_csv_init (this, fname)
	Initialize the auto flow reduce csv output file. More...
subroutine	maw_redflow_csv_write (this)
	MAW reduced flows only when & where they occur. More...
subroutine	maw_calculate_satcond (this, i, j, node)
	Calculate the appropriate saturated conductance to use based on aquifer and multi-aquifer well characteristics. More...
subroutine	maw_calculate_saturation (this, n, j, node, sat)
	Calculate the saturation between the aquifer maw well_head. More...
subroutine	maw_calculate_conn_terms (this, n, j, icflow, cmaw, cterm, term, flow, term2)
	Calculate matrix terms for a multi-aquifer well connection. Terms for fc and fn methods are calculated based on whether term2 is passed Arguments are as follows: n : maw well number j : connection number for well n icflow : flag indicating that flow should be corrected cmaw : maw-gwf conducance cterm : correction term for flow to dry cell term : xxx flow : calculated flow for this connection, positive into well term2 : xxx. More...
subroutine	maw_calculate_wellq (this, n, hmaw, q)
	Calculate well pumping rate based on constraints. More...
subroutine	maw_calculate_qpot (this, n, qnet)
	Calculate groundwater inflow to a maw well. More...
subroutine	maw_cfupdate (this)
	Update MAW satcond and package rhs and hcof. More...
subroutine	maw_setup_budobj (this)
	Set up the budget object that stores all the maw flows The terms listed here must correspond in number and order to the ones listed in the maw_fill_budobj routine. More...
subroutine	maw_fill_budobj (this)
	Copy flow terms into thisbudobj. More...
subroutine	maw_setup_tableobj (this)
	Set up the table object that is used to write the maw head data. More...
integer(i4b) function	get_jpos (this, n, j)
	Get position of value in connection data. More...
integer(i4b) function	get_gwfnode (this, n, j)
	Get the gwfnode for connection. More...
subroutine	maw_activate_density (this)
	Activate density terms. More...
subroutine	maw_activate_viscosity (this)
	Activate viscosity terms. More...
subroutine	maw_calculate_density_exchange (this, iconn, hmaw, hgwf, cond, bmaw, flow, hcofterm, rhsterm)
	Calculate the groundwater-maw density exchange terms. More...

Variables
character(len=lenftype)	ftype = 'MAW'
character(len=lenpackagename)	text = ' MAW'

Function/Subroutine Documentation

define_listlabel()

subroutine mawmodule::define_listlabel

(

class(mawtype), intent(inout)

this

)

Definition at line 2931 of file gwf-maw.f90.

    class(MawType), intent(inout) :: this
    !
    ! -- create the header list label
    this%listlabel = trim(this%filtyp)//' NO.'
    if (this%dis%ndim == 3) then
      write (this%listlabel, '(a, a7)') trim(this%listlabel), 'LAYER'
      write (this%listlabel, '(a, a7)') trim(this%listlabel), 'ROW'
      write (this%listlabel, '(a, a7)') trim(this%listlabel), 'COL'
    elseif (this%dis%ndim == 2) then
      write (this%listlabel, '(a, a7)') trim(this%listlabel), 'LAYER'
      write (this%listlabel, '(a, a7)') trim(this%listlabel), 'CELL2D'
    else
      write (this%listlabel, '(a, a7)') trim(this%listlabel), 'NODE'
    end if
    write (this%listlabel, '(a, a16)') trim(this%listlabel), 'STRESS RATE'
    if (this%inamedbound == 1) then
      write (this%listlabel, '(a, a16)') trim(this%listlabel), 'BOUNDARY NAME'
    end if
    !
    ! -- Return
    return

get_gwfnode()

integer(i4b) function mawmodule::get_gwfnode ( class(mawtype)  this, integer(i4b), intent(in)  n, integer(i4b), intent(in)  j  )

private

Definition at line 4648 of file gwf-maw.f90.

    ! -- return variable
    integer(I4B) :: igwfnode
    ! -- dummy
    class(MawType) :: this
    integer(I4B), intent(in) :: n
    integer(I4B), intent(in) :: j
    ! -- local
    integer(I4B) :: jpos
    !
    ! -- set jpos
    jpos = this%get_jpos(n, j)
    igwfnode = this%gwfnodes(jpos)
    !
    ! -- Return
    return

get_jpos()

integer(i4b) function mawmodule::get_jpos	(	class(mawtype)	this,
		integer(i4b), intent(in)	n,
		integer(i4b), intent(in)	j
	)

Definition at line 4630 of file gwf-maw.f90.

    ! -- return variable
    integer(I4B) :: jpos
    ! -- dummy
    class(MawType) :: this
    integer(I4B), intent(in) :: n
    integer(I4B), intent(in) :: j
    ! -- local
    !
    ! -- set jpos
    jpos = this%iaconn(n) + j - 1
    !
    ! -- Return
    return

maw_ac()

subroutine mawmodule::maw_ac	(	class(mawtype), intent(inout)	this,
		integer(i4b), intent(in)	moffset,
		type(sparsematrix), intent(inout)	sparse
	)

Definition at line 1587 of file gwf-maw.f90.

    use sparsemodule, only: sparsematrix
    ! -- dummy
    class(MawType), intent(inout) :: this
    integer(I4B), intent(in) :: moffset
    type(sparsematrix), intent(inout) :: sparse
    ! -- local
    integer(I4B) :: j
    integer(I4B) :: n
    integer(I4B) :: jj
    integer(I4B) :: jglo
    integer(I4B) :: nglo
    ! -- format
    !
    ! -- Add package rows to sparse
    do n = 1, this%nmawwells
      nglo = moffset + this%dis%nodes + this%ioffset + n
      call sparse%addconnection(nglo, nglo, 1)
      do j = 1, this%ngwfnodes(n)
        jj = this%get_gwfnode(n, j)
        jglo = jj + moffset
        call sparse%addconnection(nglo, jglo, 1)
        call sparse%addconnection(jglo, nglo, 1)
      end do
 
    end do
    !
    ! -- Return
    return

maw_activate_density()

subroutine mawmodule::maw_activate_density ( class(mawtype), intent(inout)  this )

private

Definition at line 4668 of file gwf-maw.f90.

    ! -- dummy
    class(MawType), intent(inout) :: this
    ! -- local
    integer(I4B) :: i, j
    ! -- formats
    !
    ! -- Set idense and reallocate denseterms to be of size MAXBOUND
    this%idense = 1
    call mem_reallocate(this%denseterms, 3, this%MAXBOUND, 'DENSETERMS', &
                        this%memoryPath)
    do i = 1, this%maxbound
      do j = 1, 3
        this%denseterms(j, i) = dzero
      end do
    end do
    write (this%iout, '(/1x,a)') 'DENSITY TERMS HAVE BEEN ACTIVATED FOR MAW &
      &PACKAGE: '//trim(adjustl(this%packName))
    !
    ! -- Return
    return

maw_activate_viscosity()

subroutine mawmodule::maw_activate_viscosity ( class(mawtype), intent(inout)  this )

private

Method to activate addition of viscosity terms for a MAW package reach.

Parameters

[in,out]

this

MawType object

Definition at line 4695 of file gwf-maw.f90.

    ! -- modules
    use memorymanagermodule, only: mem_reallocate
    ! -- dummy variables
    class(MawType), intent(inout) :: this !< MawType object
    ! -- local variables
    integer(I4B) :: i
    integer(I4B) :: j
    !
    ! -- Set ivsc and reallocate viscratios to be of size MAXBOUND
    this%ivsc = 1
    call mem_reallocate(this%viscratios, 2, this%MAXBOUND, 'VISCRATIOS', &
                        this%memoryPath)
    do i = 1, this%maxbound
      do j = 1, 2
        this%viscratios(j, i) = done
      end do
    end do
    write (this%iout, '(/1x,a)') 'VISCOSITY HAS BEEN ACTIVATED FOR MAW &
      &PACKAGE: '//trim(adjustl(this%packName))
    !
    ! -- Return
    return

maw_ad()

subroutine mawmodule::maw_ad

(

class(mawtype)

this

)

Definition at line 2124 of file gwf-maw.f90.

    use tdismodule, only: kper, kstp
    ! -- dummy
    class(MawType) :: this
    ! -- local
    integer(I4B) :: n
    integer(I4B) :: j
    integer(I4B) :: jj
    integer(I4B) :: ibnd
    !
    ! -- Advance the time series
    call this%TsManager%ad()
    !
    ! -- update auxiliary variables by copying from the derived-type time
    !    series variable into the bndpackage auxvar variable so that this
    !    information is properly written to the GWF budget file
    if (this%naux > 0) then
      ibnd = 1
      do n = 1, this%nmawwells
        do j = 1, this%ngwfnodes(n)
          do jj = 1, this%naux
            if (this%noupdateauxvar(jj) /= 0) cycle
            this%auxvar(jj, ibnd) = this%mauxvar(jj, n)
          end do
          ibnd = ibnd + 1
        end do
      end do
    end if
    !
    ! -- copy xnew into xold
    do n = 1, this%nmawwells
      this%xoldpak(n) = this%xnewpak(n)
      this%xoldsto(n) = this%xsto(n)
      if (this%iboundpak(n) < 0) then
        this%xnewpak(n) = this%well_head(n)
      end if
    end do
    !
    !--use the appropriate xoldsto if initial heads are above the
    !  specified flowing well discharge elevation
    if (kper == 1 .and. kstp == 1) then
      do n = 1, this%nmawwells
        if (this%fwcond(n) > dzero) then
          if (this%xoldsto(n) > this%fwelev(n)) then
            this%xoldsto(n) = this%fwelev(n)
          end if
        end if
      end do
    end if
    !
    ! -- reset ishutoffcnt (equivalent to kiter) to zero
    this%ishutoffcnt = 0
    !
    ! -- pakmvrobj ad
    if (this%imover == 1) then
      call this%pakmvrobj%ad()
    end if
    !
    ! -- For each observation, push simulated value and corresponding
    !    simulation time from "current" to "preceding" and reset
    !    "current" value.
    call this%obs%obs_ad()
    !
    ! -- Return
    return

maw_allocate_arrays()

subroutine mawmodule::maw_allocate_arrays

(

class(mawtype), intent(inout)

this

)

Definition at line 529 of file gwf-maw.f90.

    ! -- modules
    use memorymanagermodule, only: mem_allocate
    ! -- dummy
    class(MawType), intent(inout) :: this
    ! -- local
    !
    ! -- call standard BndType allocate scalars
    call this%BndType%allocate_arrays()
    !
    ! -- Return
    return

maw_allocate_scalars()

subroutine mawmodule::maw_allocate_scalars ( class(mawtype), intent(inout)  this )

private

Definition at line 273 of file gwf-maw.f90.

    ! -- modules
    use memorymanagermodule, only: mem_allocate
    ! -- dummy
    class(MawType), intent(inout) :: this
    !
    ! -- call standard BndType allocate scalars
    call this%BndType%allocate_scalars()
    !
    ! -- allocate the object and assign values to object variables
    call mem_allocate(this%correct_flow, 'CORRECT_FLOW', this%memoryPath)
    call mem_allocate(this%iprhed, 'IPRHED', this%memoryPath)
    call mem_allocate(this%iheadout, 'IHEADOUT', this%memoryPath)
    call mem_allocate(this%ibudgetout, 'IBUDGETOUT', this%memoryPath)
    call mem_allocate(this%ibudcsv, 'IBUDCSV', this%memoryPath)
    call mem_allocate(this%iflowingwells, 'IFLOWINGWELLS', this%memoryPath)
    call mem_allocate(this%imawiss, 'IMAWISS', this%memoryPath)
    call mem_allocate(this%imawissopt, 'IMAWISSOPT', this%memoryPath)
    call mem_allocate(this%nmawwells, 'NMAWWELLS', this%memoryPath)
    call mem_allocate(this%check_attr, 'CHECK_ATTR', this%memoryPath)
    call mem_allocate(this%ishutoffcnt, 'ISHUTOFFCNT', this%memoryPath)
    call mem_allocate(this%ieffradopt, 'IEFFRADOPT', this%memoryPath)
    call mem_allocate(this%ioutredflowcsv, 'IOUTREDFLOWCSV', this%memoryPath) !for writing reduced MAW flows to csv file
    call mem_allocate(this%satomega, 'SATOMEGA', this%memoryPath)
    call mem_allocate(this%bditems, 'BDITEMS', this%memoryPath)
    call mem_allocate(this%theta, 'THETA', this%memoryPath)
    call mem_allocate(this%kappa, 'KAPPA', this%memoryPath)
    call mem_allocate(this%cbcauxitems, 'CBCAUXITEMS', this%memoryPath)
    call mem_allocate(this%idense, 'IDENSE', this%memoryPath)
    !
    ! -- Set values
    this%correct_flow = .false.
    this%nmawwells = 0
    this%iprhed = 0
    this%iheadout = 0
    this%ibudgetout = 0
    this%ibudcsv = 0
    this%iflowingwells = 0
    this%imawiss = 0
    this%imawissopt = 0
    this%ieffradopt = 0
    this%ioutredflowcsv = 0
    this%satomega = dzero
    this%bditems = 8
    this%theta = dp7
    this%kappa = dem4
    this%cbcauxitems = 1
    this%idense = 0
    this%ivsc = 0
    !
    ! -- Return
    return

maw_allocate_well_conn_arrays()

subroutine mawmodule::maw_allocate_well_conn_arrays

(

class(mawtype), intent(inout)

this

)

Definition at line 329 of file gwf-maw.f90.

    ! -- modules
    use memorymanagermodule, only: mem_allocate
    ! -- dummy
    class(MawType), intent(inout) :: this
    ! -- local
    integer(I4B) :: j
    integer(I4B) :: n
    integer(I4B) :: jj
    !
    ! -- allocate character array for budget text
    call mem_allocate(this%cmawbudget, lenbudtxt, this%bditems, 'CMAWBUDGET', &
                      this%memoryPath)
    !
    !-- fill cmawbudget
    this%cmawbudget(1) = '             GWF'
    this%cmawbudget(2) = '            RATE'
    this%cmawbudget(3) = '         STORAGE'
    this%cmawbudget(4) = '        CONSTANT'
    this%cmawbudget(5) = '         FW-RATE'
    this%cmawbudget(6) = '        FROM-MVR'
    this%cmawbudget(7) = '     RATE-TO-MVR'
    this%cmawbudget(8) = '  FW-RATE-TO-MVR'
    !
    ! -- allocate character arrays
    call mem_allocate(this%cmawname, lenboundname, this%nmawwells, 'CMAWNAME', &
                      this%memoryPath)
    call mem_allocate(this%status, 8, this%nmawwells, 'STATUS', this%memoryPath)
    !
    ! -- allocate well data pointers in memory manager
    call mem_allocate(this%ngwfnodes, this%nmawwells, 'NGWFNODES', &
                      this%memoryPath)
    call mem_allocate(this%ieqn, this%nmawwells, 'IEQN', this%memoryPath)
    call mem_allocate(this%ishutoff, this%nmawwells, 'ISHUTOFF', this%memoryPath)
    call mem_allocate(this%ifwdischarge, this%nmawwells, 'IFWDISCHARGE', &
                      this%memoryPath)
    call mem_allocate(this%strt, this%nmawwells, 'STRT', this%memoryPath)
    call mem_allocate(this%radius, this%nmawwells, 'RADIUS', this%memoryPath)
    call mem_allocate(this%area, this%nmawwells, 'AREA', this%memoryPath)
    call mem_allocate(this%pumpelev, this%nmawwells, 'PUMPELEV', this%memoryPath)
    call mem_allocate(this%bot, this%nmawwells, 'BOT', this%memoryPath)
    call mem_allocate(this%ratesim, this%nmawwells, 'RATESIM', this%memoryPath)
    call mem_allocate(this%reduction_length, this%nmawwells, 'REDUCTION_LENGTH', &
                      this%memoryPath)
    call mem_allocate(this%fwelev, this%nmawwells, 'FWELEV', this%memoryPath)
    call mem_allocate(this%fwcond, this%nmawwells, 'FWCONDS', this%memoryPath)
    call mem_allocate(this%fwrlen, this%nmawwells, 'FWRLEN', this%memoryPath)
    call mem_allocate(this%fwcondsim, this%nmawwells, 'FWCONDSIM', &
                      this%memoryPath)
    call mem_allocate(this%xsto, this%nmawwells, 'XSTO', this%memoryPath)
    call mem_allocate(this%xoldsto, this%nmawwells, 'XOLDSTO', this%memoryPath)
    call mem_allocate(this%shutoffmin, this%nmawwells, 'SHUTOFFMIN', &
                      this%memoryPath)
    call mem_allocate(this%shutoffmax, this%nmawwells, 'SHUTOFFMAX', &
                      this%memoryPath)
    call mem_allocate(this%shutofflevel, this%nmawwells, 'SHUTOFFLEVEL', &
                      this%memoryPath)
    call mem_allocate(this%shutoffweight, this%nmawwells, 'SHUTOFFWEIGHT', &
                      this%memoryPath)
    call mem_allocate(this%shutoffdq, this%nmawwells, 'SHUTOFFDQ', &
                      this%memoryPath)
    call mem_allocate(this%shutoffqold, this%nmawwells, 'SHUTOFFQOLD', &
                      this%memoryPath)
    !
    ! -- timeseries aware variables
    call mem_allocate(this%rate, this%nmawwells, 'RATE', this%memoryPath)
    call mem_allocate(this%well_head, this%nmawwells, 'WELL_HEAD', &
                      this%memoryPath)
    if (this%naux > 0) then
      jj = this%naux
    else
      jj = 1
    end if
    call mem_allocate(this%mauxvar, jj, this%nmawwells, 'MAUXVAR', &
                      this%memoryPath)
    !
    ! -- allocate and initialize dbuff
    if (this%iheadout > 0) then
      call mem_allocate(this%dbuff, this%nmawwells, 'DBUFF', this%memoryPath)
    else
      call mem_allocate(this%dbuff, 0, 'DBUFF', this%memoryPath)
    end if
    !
    ! -- allocate iaconn
    call mem_allocate(this%iaconn, this%nmawwells + 1, 'IACONN', this%memoryPath)
    !
    ! -- allocate imap
    call mem_allocate(this%imap, this%MAXBOUND, 'IMAP', this%memoryPath)
    !
    ! -- allocate connection data
    call mem_allocate(this%gwfnodes, this%maxbound, 'GWFNODES', this%memoryPath)
    call mem_allocate(this%sradius, this%maxbound, 'SRADIUS', this%memoryPath)
    call mem_allocate(this%hk, this%maxbound, 'HK', this%memoryPath)
    call mem_allocate(this%satcond, this%maxbound, 'SATCOND', this%memoryPath)
    call mem_allocate(this%simcond, this%maxbound, 'SIMCOND', this%memoryPath)
    call mem_allocate(this%topscrn, this%maxbound, 'TOPSCRN', this%memoryPath)
    call mem_allocate(this%botscrn, this%maxbound, 'BOTSCRN', this%memoryPath)
    !
    ! -- allocate qleak
    call mem_allocate(this%qleak, this%maxbound, 'QLEAK', this%memoryPath)
    !
    ! -- initialize well data
    do n = 1, this%nmawwells
      this%status(n) = 'ACTIVE'
      this%ngwfnodes(n) = 0
      this%ieqn(n) = 0
      this%ishutoff(n) = 0
      this%ifwdischarge(n) = 0
      this%strt(n) = dep20
      this%radius(n) = dep20
      this%area(n) = dzero
      this%pumpelev(n) = dep20
      this%bot(n) = dep20
      this%ratesim(n) = dzero
      this%reduction_length(n) = dep20
      this%fwelev(n) = dzero
      this%fwcond(n) = dzero
      this%fwrlen(n) = dzero
      this%fwcondsim(n) = dzero
      this%xsto(n) = dzero
      this%xoldsto(n) = dzero
      this%shutoffmin(n) = dzero
      this%shutoffmax(n) = dzero
      this%shutofflevel(n) = dep20
      this%shutoffweight(n) = done
      this%shutoffdq(n) = done
      this%shutoffqold(n) = done
      !
      ! -- timeseries aware variables
      this%rate(n) = dzero
      this%well_head(n) = dzero
      do jj = 1, max(1, this%naux)
        this%mauxvar(jj, n) = dzero
      end do
      !
      ! -- dbuff
      if (this%iheadout > 0) then
        this%dbuff(n) = dzero
      end if
    end do
    !
    ! -- initialize iaconn
    do n = 1, this%nmawwells + 1
      this%iaconn(n) = 0
    end do
    !
    ! -- allocate character array for budget text
    call mem_allocate(this%cauxcbc, lenauxname, this%cbcauxitems, 'CAUXCBC', &
                      this%memoryPath)
    !
    ! -- allocate and initialize qauxcbc
    call mem_allocate(this%qauxcbc, this%cbcauxitems, 'QAUXCBC', this%memoryPath)
    do j = 1, this%cbcauxitems
      this%qauxcbc(j) = dzero
    end do
    !
    ! -- allocate flowing well data
    if (this%iflowingwells /= 0) then
      call mem_allocate(this%qfw, this%nmawwells, 'QFW', this%memoryPath)
    else
      call mem_allocate(this%qfw, 1, 'QFW', this%memoryPath)
    end if
    call mem_allocate(this%qout, this%nmawwells, 'QOUT', this%memoryPath)
    call mem_allocate(this%qsto, this%nmawwells, 'QSTO', this%memoryPath)
    call mem_allocate(this%qconst, this%nmawwells, 'QCONST', this%memoryPath)
    !
    ! -- initialize flowing well, storage, and constant flow terms
    do n = 1, this%nmawwells
      if (this%iflowingwells > 0) then
        this%qfw(n) = dzero
      end if
      this%qsto(n) = dzero
      this%qconst(n) = dzero
    end do
    !
    ! -- initialize connection data
    do j = 1, this%maxbound
      this%imap(j) = 0
      this%gwfnodes(j) = 0
      this%sradius(j) = dzero
      this%hk(j) = dzero
      this%satcond(j) = dzero
      this%simcond(j) = dzero
      this%topscrn(j) = dzero
      this%botscrn(j) = dzero
      this%qleak(j) = dzero
    end do
    !
    ! -- allocate denseterms to size 0
    call mem_allocate(this%denseterms, 3, 0, 'DENSETERMS', this%memoryPath)
    !
    ! -- allocate viscratios to size 0
    call mem_allocate(this%viscratios, 2, 0, 'VISCRATIOS', this%memoryPath)
    !
    ! -- Return
    return

maw_ar()

subroutine mawmodule::maw_ar

(

class(mawtype), intent(inout)

this

)

Create new MAW package and point bndobj to the new package

Definition at line 1804 of file gwf-maw.f90.

    ! -- dummy
    class(MawType), intent(inout) :: this
    ! -- local
    ! -- format
    !
    call this%obs%obs_ar()
    !
    ! -- set omega value used for saturation calculations
    if (this%inewton > 0) then
      this%satomega = dem6
    end if
    !
    ! -- Allocate connection arrays in MAW and in package superclass
    call this%maw_allocate_arrays()
    !
    ! -- read optional initial package parameters
    call this%read_initial_attr()
    !
    ! -- setup pakmvrobj
    if (this%imover /= 0) then
      allocate (this%pakmvrobj)
      call this%pakmvrobj%ar(this%nmawwells, this%nmawwells, this%memoryPath)
    end if
    !
    ! -- Return
    return

maw_bd_obs()

subroutine mawmodule::maw_bd_obs ( class(mawtype)  this )

private

Definition at line 3082 of file gwf-maw.f90.

    ! -- dummy
    class(MawType) :: this
    ! -- local
    integer(I4B) :: i
    integer(I4B) :: j
    integer(I4B) :: jj
    integer(I4B) :: n
    integer(I4B) :: nn
    integer(I4B) :: jpos
    real(DP) :: cmaw
    real(DP) :: hmaw
    real(DP) :: v
    real(DP) :: qfact
    type(ObserveType), pointer :: obsrv => null()
    !
    ! Calculate, save, and write simulated values for all MAW observations
    if (this%obs%npakobs > 0) then
      call this%obs%obs_bd_clear()
      do i = 1, this%obs%npakobs
        obsrv => this%obs%pakobs(i)%obsrv
        do j = 1, obsrv%indxbnds_count
          v = dnodata
          jj = obsrv%indxbnds(j)
          select case (obsrv%ObsTypeId)
          case ('HEAD')
            if (this%iboundpak(jj) /= 0) then
              v = this%xnewpak(jj)
            end if
          case ('FROM-MVR')
            if (this%iboundpak(jj) /= 0) then
              if (this%imover == 1) then
                v = this%pakmvrobj%get_qfrommvr(jj)
              end if
            end if
          case ('MAW')
            n = this%imap(jj)
            if (this%iboundpak(n) /= 0) then
              v = this%qleak(jj)
            end if
          case ('RATE')
            if (this%iboundpak(jj) /= 0) then
              v = this%ratesim(jj)
              if (v < dzero .and. this%qout(jj) < dzero) then
                qfact = v / this%qout(jj)
                if (this%imover == 1) then
                  v = v + this%pakmvrobj%get_qtomvr(jj) * qfact
                end if
              end if
            end if
          case ('RATE-TO-MVR')
            if (this%iboundpak(jj) /= 0) then
              if (this%imover == 1) then
                v = this%ratesim(jj)
                qfact = dzero
                if (v < dzero .and. this%qout(jj) < dzero) then
                  qfact = v / this%qout(jj)
                end if
                v = this%pakmvrobj%get_qtomvr(jj) * qfact
                if (v > dzero) then
                  v = -v
                end if
              end if
            end if
          case ('FW-RATE')
            if (this%iboundpak(jj) /= 0 .and. this%iflowingwells > 0) then
              hmaw = this%xnewpak(jj)
              cmaw = this%fwcondsim(jj)
              v = cmaw * (this%fwelev(jj) - hmaw)
              if (v < dzero .and. this%qout(jj) < dzero) then
                qfact = v / this%qout(jj)
                if (this%imover == 1) then
                  v = v + this%pakmvrobj%get_qtomvr(jj) * qfact
                end if
              end if
            end if
          case ('FW-TO-MVR')
            if (this%iboundpak(jj) /= 0 .and. this%iflowingwells > 0) then
              if (this%imover == 1) then
                hmaw = this%xnewpak(jj)
                cmaw = this%fwcondsim(jj)
                v = cmaw * (this%fwelev(jj) - hmaw)
                qfact = dzero
                if (v < dzero .and. this%qout(jj) < dzero) then
                  qfact = v / this%qout(jj)
                end if
                v = this%pakmvrobj%get_qtomvr(jj) * qfact
                if (v > dzero) then
                  v = -v
                end if
              end if
            end if
          case ('STORAGE')
            if (this%iboundpak(jj) /= 0 .and. this%imawissopt /= 1) then
              v = this%qsto(jj)
            end if
          case ('CONSTANT')
            if (this%iboundpak(jj) /= 0) then
              v = this%qconst(jj)
            end if
          case ('CONDUCTANCE')
            n = this%imap(jj)
            if (this%iboundpak(n) /= 0) then
              nn = jj - this%iaconn(n) + 1
              jpos = this%get_jpos(n, nn)
              v = this%simcond(jpos)
            end if
          case ('FW-CONDUCTANCE')
            if (this%iboundpak(jj) /= 0) then
              v = this%fwcondsim(jj)
            end if
          case default
            errmsg = 'Unrecognized observation type: '//trim(obsrv%ObsTypeId)
            call store_error(errmsg)
          end select
          call this%obs%SaveOneSimval(obsrv, v)
        end do
      end do
      !
      ! -- write summary of error messages
      if (count_errors() > 0) then
        call store_error_unit(this%inunit)
      end if
    end if
    !
    ! -- Write the MAW reduced flows to csv file entries for this step
    if (this%ioutredflowcsv > 0) then
      call this%maw_redflow_csv_write()
    end if
    !
    ! -- Return
    return

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maw_calculate_conn_terms()

subroutine mawmodule::maw_calculate_conn_terms ( class(mawtype)  this, integer(i4b), intent(in)  n, integer(i4b), intent(in)  j, integer(i4b), intent(inout)  icflow, real(dp), intent(inout)  cmaw, real(dp), intent(inout)  cterm, real(dp), intent(inout)  term, real(dp), intent(inout)  flow, real(dp), intent(inout), optional  term2  )

private

Definition at line 3700 of file gwf-maw.f90.

    ! -- dummy
    class(MawType) :: this
    integer(I4B), intent(in) :: n
    integer(I4B), intent(in) :: j
    integer(I4B), intent(inout) :: icflow
    real(DP), intent(inout) :: cmaw
    real(DP), intent(inout) :: cterm
    real(DP), intent(inout) :: term
    real(DP), intent(inout) :: flow
    real(DP), intent(inout), optional :: term2
    ! -- local
    logical(LGP) :: correct_flow
    integer(I4B) :: inewton
    integer(I4B) :: jpos
    integer(I4B) :: igwfnode
    real(DP) :: hmaw
    real(DP) :: hgwf
    real(DP) :: hups
    real(DP) :: hdowns
    real(DP) :: sat
    real(DP) :: tmaw
    real(DP) :: bmaw
    real(DP) :: en
    real(DP) :: hbar
    real(DP) :: drterm
    real(DP) :: dhbarterm
    real(DP) :: vscratio
    !
    ! -- initialize terms
    cterm = dzero
    vscratio = done
    icflow = 0
    if (present(term2)) then
      inewton = 1
    else
      inewton = 0
    end if
    !
    ! -- set common terms
    jpos = this%get_jpos(n, j)
    igwfnode = this%get_gwfnode(n, j)
    hgwf = this%xnew(igwfnode)
    hmaw = this%xnewpak(n)
    tmaw = this%topscrn(jpos)
    bmaw = this%botscrn(jpos)
    !
    ! -- if vsc active, select appropriate viscosity ratio
    if (this%ivsc == 1) then
      ! flow out of well (flow is negative)
      if (flow < 0) then
        vscratio = this%viscratios(1, igwfnode)
      else
        vscratio = this%viscratios(2, igwfnode)
      end if
    end if
    !
    ! -- calculate saturation
    call this%maw_calculate_saturation(n, j, igwfnode, sat)
    cmaw = this%satcond(jpos) * vscratio * sat
    !
    ! -- set upstream head, term, and term2 if returning newton terms
    if (inewton == 1) then
      term = dzero
      term2 = dzero
      hups = hmaw
      if (hgwf > hups) then
        hups = hgwf
      end if
      !
      ! -- calculate the derivative of saturation
      drterm = squadraticsaturationderivative(tmaw, bmaw, hups, this%satomega)
    else
      term = cmaw
    end if
    !
    ! -- calculate correction term if flow_correction option specified
    if (this%correct_flow) then
      !
      ! -- set bmaw, determine en, and set correct_flow flag
      en = max(bmaw, this%dis%bot(igwfnode))
      correct_flow = .false.
      if (hmaw < en) then
        correct_flow = .true.
      end if
      if (hgwf < en .and. this%icelltype(igwfnode) /= 0) then
        correct_flow = .true.
      end if
      !
      ! -- if flow should be corrected because hgwf or hmaw is below bottom
      !    then calculate correction term (cterm)
      if (correct_flow) then
        icflow = 1
        hdowns = min(hmaw, hgwf)
        hbar = squadratic0sp(hdowns, en, this%satomega)
        if (hgwf > hmaw) then
          cterm = cmaw * (hmaw - hbar)
        else
          cterm = cmaw * (hbar - hgwf)
        end if
      end if
      !
      ! -- if newton formulation then calculate newton terms
      if (inewton /= 0) then
        !
        ! -- maw is upstream
        if (hmaw > hgwf) then
          hbar = squadratic0sp(hgwf, en, this%satomega)
          term = drterm * this%satcond(jpos) * vscratio * (hbar - hmaw)
          dhbarterm = squadratic0spderivative(hgwf, en, this%satomega)
          term2 = cmaw * (dhbarterm - done)
          !
          ! -- gwf is upstream
        else
          hbar = squadratic0sp(hmaw, en, this%satomega)
          term = -drterm * this%satcond(jpos) * vscratio * (hgwf - hbar)
          dhbarterm = squadratic0spderivative(hmaw, en, this%satomega)
          term2 = cmaw * (done - dhbarterm)
        end if
      end if
    else
      !
      ! -- flow is not corrected, so calculate term for newton formulation
      if (inewton /= 0) then
        term = drterm * this%satcond(jpos) * vscratio * (hgwf - hmaw)
      end if
    end if
    !
    ! -- calculate flow relative to maw for fc and bd
    flow = dzero
    if (inewton == 0) then
      flow = term * (hgwf - hmaw) + cterm
    end if
    !
    ! -- add density part here
    if (this%idense /= 0 .and. inewton == 0) then
      call this%maw_calculate_density_exchange(jpos, hmaw, hgwf, cmaw, &
                                               bmaw, flow, term, cterm)
    end if
    !
    ! -- Return
    return

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maw_calculate_density_exchange()

subroutine mawmodule::maw_calculate_density_exchange	(	class(mawtype), intent(inout)	this,
		integer(i4b), intent(in)	iconn,
		real(dp), intent(in)	hmaw,
		real(dp), intent(in)	hgwf,
		real(dp), intent(in)	cond,
		real(dp), intent(in)	bmaw,
		real(dp), intent(inout)	flow,
		real(dp), intent(inout)	hcofterm,
		real(dp), intent(inout)	rhsterm
	)

Arguments are as follows: iconn : maw-gwf connection number hmaw : maw head hgwf : gwf head cond : conductance bmaw : bottom elevation of this connection flow : calculated flow, updated here with density terms, + into maw hcofterm : head coefficient term rhsterm : right-hand-side value, updated here with density terms

Member variable used here denseterms : shape (3, MAXBOUND), filled by buoyancy package col 1 is relative density of maw (densemaw / denseref) col 2 is relative density of gwf cell (densegwf / denseref) col 3 is elevation of gwf cell

Upon return, amat and rhs for maw row should be updated as: amat(idiag) = amat(idiag) - hcofterm rhs(n) = rhs(n) + rhsterm

Definition at line 4742 of file gwf-maw.f90.

    ! -- dummy
    class(MawType), intent(inout) :: this
    integer(I4B), intent(in) :: iconn
    real(DP), intent(in) :: hmaw
    real(DP), intent(in) :: hgwf
    real(DP), intent(in) :: cond
    real(DP), intent(in) :: bmaw
    real(DP), intent(inout) :: flow
    real(DP), intent(inout) :: hcofterm
    real(DP), intent(inout) :: rhsterm
    ! -- local
    real(DP) :: t
    real(DP) :: havg
    real(DP) :: rdensemaw
    real(DP) :: rdensegwf
    real(DP) :: rdenseavg
    real(DP) :: elevavg
    ! -- formats
    !
    ! -- assign relative density terms, return if zero which means not avail yet
    rdensemaw = this%denseterms(1, iconn)
    rdensegwf = this%denseterms(2, iconn)
    if (rdensegwf == dzero) return
    !
    ! -- update rhsterm with density contribution
    if (hmaw > bmaw .and. hgwf > bmaw) then
      !
      ! -- hmaw and hgwf both above bmaw
      rdenseavg = dhalf * (rdensemaw + rdensegwf)
      !
      ! -- update rhsterm with first density term
      t = cond * (rdenseavg - done) * (hgwf - hmaw)
      rhsterm = rhsterm + t
      flow = flow + t
      !
      ! -- update rhterm with second density term
      havg = dhalf * (hgwf + hmaw)
      elevavg = this%denseterms(3, iconn)
      t = cond * (havg - elevavg) * (rdensegwf - rdensemaw)
      rhsterm = rhsterm + t
      flow = flow + t
    else if (hmaw > bmaw) then
      !
      ! -- if only hmaw is above bmaw, then increase correction term by density
      t = (rdensemaw - done) * rhsterm
      rhsterm = rhsterm + t
      !
    else if (hgwf > bmaw) then
      !
      ! -- if only hgwf is above bmaw, then increase correction term by density
      t = (rdensegwf - done) * rhsterm
      rhsterm = rhsterm + t
      !
    else
      !
      ! -- Flow should be zero so do nothing
    end if
    !
    ! -- Return
    return

maw_calculate_qpot()

subroutine mawmodule::maw_calculate_qpot ( class(mawtype), intent(inout)  this, integer(i4b), intent(in)  n, real(dp), intent(inout)  qnet  )

private

Definition at line 4015 of file gwf-maw.f90.

    use tdismodule, only: delt
    ! -- dummy
    class(MawType), intent(inout) :: this
    integer(I4B), intent(in) :: n
    real(DP), intent(inout) :: qnet
    ! -- local
    integer(I4B) :: j
    integer(I4B) :: jpos
    integer(I4B) :: igwfnode
    real(DP) :: bt
    real(DP) :: tp
    real(DP) :: scale
    real(DP) :: cfw
    real(DP) :: hdterm
    real(DP) :: sat
    real(DP) :: cmaw
    real(DP) :: hgwf
    real(DP) :: bmaw
    real(DP) :: h_temp
    real(DP) :: hv
    real(DP) :: vscratio
    ! -- format
    !
    ! -- initialize qnet and h_temp
    qnet = dzero
    vscratio = done
    h_temp = this%shutofflevel(n)
    !
    ! -- if vsc active, select appropriate viscosity ratio
    if (this%ivsc == 1) then
      ! flow out of well (flow is negative)
      if (qnet < 0) then
        vscratio = this%viscratios(1, igwfnode)
      else
        vscratio = this%viscratios(2, igwfnode)
      end if
    end if
    !
    ! -- calculate discharge to flowing wells
    if (this%iflowingwells > 0) then
      if (this%fwcond(n) > dzero) then
        bt = this%fwelev(n)
        tp = bt + this%fwrlen(n)
        scale = sqsaturation(tp, bt, h_temp)
        cfw = scale * this%fwcond(n) * this%viscratios(2, n)
        this%ifwdischarge(n) = 0
        if (cfw > dzero) then
          this%ifwdischarge(n) = 1
          this%xsto(n) = bt
        end if
        qnet = qnet + cfw * (bt - h_temp)
      end if
    end if
    !
    ! -- calculate maw storage changes
    if (this%imawiss /= 1) then
      if (this%ifwdischarge(n) /= 1) then
        hdterm = this%xoldsto(n) - h_temp
      else
        hdterm = this%xoldsto(n) - this%fwelev(n)
      end if
      qnet = qnet - (this%area(n) * hdterm / delt)
    end if
    !
    ! -- calculate inflow from aquifer
    do j = 1, this%ngwfnodes(n)
      jpos = this%get_jpos(n, j)
      igwfnode = this%get_gwfnode(n, j)
      call this%maw_calculate_saturation(n, j, igwfnode, sat)
      cmaw = this%satcond(jpos) * vscratio * sat
      hgwf = this%xnew(igwfnode)
      bmaw = this%botscrn(jpos)
      hv = h_temp
      if (hv < bmaw) then
        hv = bmaw
      end if
      if (hgwf < bmaw) then
        hgwf = bmaw
      end if
      qnet = qnet + cmaw * (hgwf - hv)
    end do
    !
    ! -- Return
    return

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maw_calculate_satcond()

subroutine mawmodule::maw_calculate_satcond	(	class(mawtype), intent(inout)	this,
		integer(i4b), intent(in)	i,
		integer(i4b), intent(in)	j,
		integer(i4b), intent(in)	node
	)

Definition at line 3461 of file gwf-maw.f90.

    ! -- dummy
    class(MawType), intent(inout) :: this
    integer(I4B), intent(in) :: i
    integer(I4B), intent(in) :: j
    integer(I4B), intent(in) :: node
    ! -- local
    integer(I4B) :: iTcontrastErr
    integer(I4B) :: jpos
    real(DP) :: c
    real(DP) :: k11
    real(DP) :: k22
    real(DP) :: sqrtk11k22
    real(DP) :: hks
    real(DP) :: area
    real(DP) :: eradius
    real(DP) :: topw
    real(DP) :: botw
    real(DP) :: tthkw
    real(DP) :: tthka
    real(DP) :: Tcontrast
    real(DP) :: skin
    real(DP) :: ravg
    real(DP) :: slen
    real(DP) :: pavg
    real(DP) :: gwfsat
    real(DP) :: gwftop
    real(DP) :: gwfbot
    real(DP) :: lc1
    real(DP) :: lc2
    real(DP) :: dx
    real(DP) :: dy
    real(DP) :: Txx
    real(DP) :: Tyy
    real(DP) :: T2pi
    real(DP) :: yx4
    real(DP) :: xy4
    ! -- formats
    !
    ! -- initialize conductance variables
    itcontrasterr = 0
    lc1 = dzero
    lc2 = dzero
    !
    ! -- calculate connection position
    jpos = this%get_jpos(i, j)
    !
    ! -- set K11 and K22
    k11 = this%gwfk11(node)
    if (this%gwfik22 == 0) then
      k22 = this%gwfk11(node)
    else
      k22 = this%gwfk22(node)
    end if
    sqrtk11k22 = sqrt(k11 * k22)
    !
    ! -- set gwftop, gwfbot, and gwfsat
    gwftop = this%dis%top(node)
    gwfbot = this%dis%bot(node)
    tthka = gwftop - gwfbot
    gwfsat = this%gwfsat(node)
    !
    ! -- set top and bottom of well screen
    c = dzero
    topw = this%topscrn(jpos)
    botw = this%botscrn(jpos)
    tthkw = topw - botw
    !
    ! -- scale screen thickness using gwfsat (for NPF Package THICKSTRT)
    if (gwftop == topw .and. gwfbot == botw) then
      if (this%icelltype(node) == 0) then
        tthkw = tthkw * gwfsat
        tthka = tthka * gwfsat
      end if
    end if
    !
    ! -- calculate the aquifer transmissivity (T2pi)
    t2pi = dtwopi * tthka * sqrtk11k22
    !
    ! -- calculate effective radius
    if (this%dis%ndim == 3 .and. this%ieffradopt /= 0) then
      txx = k11 * tthka
      tyy = k22 * tthka
      dx = sqrt(this%dis%area(node))
      dy = dx
      yx4 = (tyy / txx)**dquarter
      xy4 = (txx / tyy)**dquarter
      eradius = 0.28_dp * ((yx4 * dx)**dtwo + &
                           (xy4 * dy)**dtwo)**dhalf / (yx4 + xy4)
    else
      area = this%dis%area(node)
      eradius = sqrt(area / (deight * dpi))
    end if
    !
    ! -- conductance calculations
    ! -- Thiem equation (1) and cumulative Thiem and skin equations (3)
    if (this%ieqn(i) == 1 .or. this%ieqn(i) == 3) then
      lc1 = log(eradius / this%radius(i)) / t2pi
    end if
    !
    ! -- skin equation (2) and cumulative Thiem and skin equations (3)
    if (this%ieqn(i) == 2 .or. this%ieqn(i) == 3) then
      hks = this%hk(jpos)
      if (tthkw * hks > dzero) then
        tcontrast = (sqrtk11k22 * tthka) / (hks * tthkw)
        skin = (tcontrast - done) * log(this%sradius(jpos) / this%radius(i))
        !
        ! -- trap invalid transmissvity contrast if using skin equation (2).
        !    Not trapped for cumulative Thiem and skin equations (3)
        !    because the MNW2 package allowed this condition (for
        !    backward compatibility with the MNW2 package for
        !    MODFLOW-2005, MODFLOW-NWT, and MODFLOW-USG).
        if (tcontrast <= 1 .and. this%ieqn(i) == 2) then
          itcontrasterr = 1
          write (errmsg, '(a,g0,a,1x,i0,1x,a,1x,i0,a,4(1x,a))') &
            'Invalid calculated transmissivity contrast (', tcontrast, &
            ') for maw well', i, 'connection', j, '.', 'This happens when the', &
            'skin transmissivity equals or exceeds the aquifer transmissivity.', &
            'Consider decreasing HK_SKIN for the connection or using the', &
            'CUMULATIVE or MEAN conductance equations.'
          call store_error(errmsg)
        else
          lc2 = skin / t2pi
        end if
      end if
    end if
    ! -- conductance using screen elevations, hk, well radius,
    !    and screen radius
    if (this%ieqn(i) == 4) then
      hks = this%hk(jpos)
      ravg = dhalf * (this%radius(i) + this%sradius(jpos))
      slen = this%sradius(jpos) - this%radius(i)
      pavg = dtwopi * ravg
      c = hks * pavg * tthkw / slen
    end if
    !
    ! -- calculate final conductance for Theim (1), Skin (2), and
    ! and cumulative Thiem and skin equations (3)
    if (this%ieqn(i) < 4) then
      if (lc1 + lc2 /= dzero) then
        c = done / (lc1 + lc2)
      else
        c = -dnodata
      end if
    end if
    !
    ! -- ensure that the conductance is not negative. Only write error message
    !    if error condition has not occurred for skin calculations (LC2)
    if (c < dzero .and. itcontrasterr == 0) then
      write (errmsg, '(a,g0,a,1x,i0,1x,a,1x,i0,a,4(1x,a))') &
        'Invalid calculated negative conductance (', c, &
        ') for maw well', i, 'connection', j, '.', 'this happens when the', &
        'skin transmissivity equals or exceeds the aquifer transmissivity.', &
        'consider decreasing hk_skin for the connection or using the', &
        'mean conductance equation.'
      call store_error(errmsg)
    end if
    !
    ! -- set saturated conductance
    this%satcond(jpos) = c
    !
    ! -- Return
    return

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maw_calculate_saturation()

subroutine mawmodule::maw_calculate_saturation ( class(mawtype), intent(inout)  this, integer(i4b), intent(in)  n, integer(i4b), intent(in)  j, integer(i4b), intent(in)  node, real(dp), intent(inout)  sat  )

private

Definition at line 3628 of file gwf-maw.f90.

    ! -- dummy
    class(MawType), intent(inout) :: this
    integer(I4B), intent(in) :: n
    integer(I4B), intent(in) :: j
    integer(I4B), intent(in) :: node
    real(DP), intent(inout) :: sat
    ! -- local
    integer(I4B) :: jpos
    real(DP) :: h_temp
    real(DP) :: hwell
    real(DP) :: topw
    real(DP) :: botw
    ! -- formats
    !
    ! -- initialize saturation
    sat = dzero
    !
    ! -- calculate current saturation for convertible cells
    if (this%icelltype(node) /= 0) then
      !
      ! -- set hwell
      hwell = this%xnewpak(n)
      !
      ! -- set connection position
      jpos = this%get_jpos(n, j)
      !
      ! -- set top and bottom of the well connection
      topw = this%topscrn(jpos)
      botw = this%botscrn(jpos)
      !
      ! -- calculate appropriate saturation
      if (this%inewton /= 1) then
        h_temp = this%xnew(node)
        if (h_temp < botw) then
          h_temp = botw
        end if
        if (hwell < botw) then
          hwell = botw
        end if
        h_temp = dhalf * (h_temp + hwell)
      else
        h_temp = this%xnew(node)
        if (hwell > h_temp) then
          h_temp = hwell
        end if
        if (h_temp < botw) then
          h_temp = botw
        end if
      end if
      ! -- calculate saturation
      sat = squadraticsaturation(topw, botw, h_temp, this%satomega)
    else
      sat = done
    end if
    !
    ! -- Return
    return

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maw_calculate_wellq()

subroutine mawmodule::maw_calculate_wellq ( class(mawtype)  this, integer(i4b), intent(in)  n, real(dp), intent(in)  hmaw, real(dp), intent(inout)  q  )

private

Definition at line 3847 of file gwf-maw.f90.

    ! -- dummy
    class(MawType) :: this
    integer(I4B), intent(in) :: n
    real(DP), intent(in) :: hmaw
    real(DP), intent(inout) :: q
    ! -- local
    real(DP) :: scale
    real(DP) :: tp
    real(DP) :: bt
    real(DP) :: rate
    real(DP) :: weight
    real(DP) :: dq
    !
    ! -- Initialize q
    q = dzero
    !
    ! -- Assign rate as the user-provided base pumping rate
    rate = this%rate(n)
    !
    ! -- Assign q differently depending on whether this is an extraction well
    !    (rate < 0) or an injection well (rate > 0).
    if (rate < dzero) then
      !
      ! -- If well shut off is activated, then turn off well if necessary,
      !    or if shut off is not activated then check to see if rate scaling
      !    is on.
      if (this%shutofflevel(n) /= dep20) then
        call this%maw_calculate_qpot(n, q)
        if (q < dzero) q = dzero
        if (q > -rate) q = -rate
 
        if (this%ishutoffcnt == 1) then
          this%shutoffweight(n) = done
          this%shutoffdq(n) = dzero
          this%shutoffqold(n) = q
        end if
 
        dq = q - this%shutoffqold(n)
        weight = this%shutoffweight(n)
        !
        ! -- for flip-flop condition, decrease factor
        if (this%shutoffdq(n) * dq < dzero) then
          weight = this%theta * this%shutoffweight(n)
          !
          ! -- when change is of same sign, increase factor
        else
          weight = this%shutoffweight(n) + this%kappa
        end if
        if (weight > done) weight = done
 
        q = this%shutoffqold(n) + weight * dq
 
        this%shutoffqold(n) = q
        this%shutoffdq(n) = dq
        this%shutoffweight(n) = weight
        !
        ! -- If shutoffmin and shutoffmax are specified then apply
        !    additional checks for when to shut off the well.
        if (this%shutoffmin(n) > dzero) then
          if (hmaw < this%shutofflevel(n)) then
            !
            ! -- calculate adjusted well rate subject to constraints
            ! -- well is shutoff
            if (this%ishutoff(n) /= 0) then
              q = dzero
              !
              ! --- well is not shut off
            else
              ! -- turn off well if q is less than the minimum rate and
              !    reset the ishutoff flag if at least on iteration 3
              if (q < this%shutoffmin(n)) then
                if (this%ishutoffcnt > 2) then
                  this%ishutoff(n) = 1
                end if
                q = dzero
                !
                ! -- leave well on and use the specified rate
                !    or the potential rate
              end if
            end if
            !
            ! -- try to use the specified rate or the potential rate
          else
            if (q > this%shutoffmax(n)) then
              if (this%ishutoffcnt <= 2) then
                this%ishutoff(n) = 0
              end if
            end if
            if (this%ishutoff(n) /= 0) then
              q = dzero
            end if
          end if
        end if
 
        if (q /= dzero) q = -q
 
      else
        scale = done
        !
        ! -- Apply rate scaling by reducing pumpage when hmaw is less than the
        !    sum of maw pump elevation (pumpelev) and the specified reduction
        !    length.  The rate will go to zero as hmaw drops to the pump
        !    elevation.
        if (this%reduction_length(n) /= dep20) then
          bt = this%pumpelev(n)
          tp = bt + this%reduction_length(n)
          scale = sqsaturation(tp, bt, hmaw)
        end if
        q = scale * rate
      end if
      !
    else
      !
      ! -- Handle the injection case (rate > 0) differently than extraction.
      q = rate
      if (this%shutofflevel(n) /= dep20) then
        call this%maw_calculate_qpot(n, q)
        q = -q
        if (q < dzero) q = dzero
        if (q > rate) q = rate
 
        if (this%ishutoffcnt == 1) then
          this%shutoffweight(n) = done
          this%shutoffdq(n) = dzero
          this%shutoffqold(n) = q
        end if
 
        dq = q - this%shutoffqold(n)
        weight = this%shutoffweight(n)
        !
        ! -- for flip-flop condition, decrease factor
        if (this%shutoffdq(n) * dq < dzero) then
          weight = this%theta * this%shutoffweight(n)
          !
          ! -- when change is of same sign, increase factor
        else
          weight = this%shutoffweight(n) + this%kappa
        end if
        if (weight > done) weight = done
 
        q = this%shutoffqold(n) + weight * dq
 
        this%shutoffqold(n) = q
        this%shutoffdq(n) = dq
        this%shutoffweight(n) = weight
 
      else
        scale = done
        !
        ! -- Apply rate scaling for an injection well by reducting the
        !    injection rate as hmaw rises above the pump elevation.  The rate
        !    will approach zero as hmaw approaches pumpelev + reduction_length.
        if (this%reduction_length(n) /= dep20) then
          bt = this%pumpelev(n)
          tp = bt + this%reduction_length(n)
          scale = done - sqsaturation(tp, bt, hmaw)
        end if
        q = scale * rate
      end if
    end if
    !
    ! -- Return
    return

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maw_cf()

subroutine mawmodule::maw_cf

(

class(mawtype)

this

)

Skip if no multi-aquifer wells, otherwise, calculate hcof and rhs

Definition at line 2195 of file gwf-maw.f90.

    ! -- dummy
    class(MawType) :: this
    ! -- local
    !
    ! -- Calculate maw conductance and update package RHS and HCOF
    call this%maw_cfupdate()
    !
    ! -- Return
    return

maw_cfupdate()

subroutine mawmodule::maw_cfupdate

(

class(mawtype)

this

)

Definition at line 4104 of file gwf-maw.f90.

    class(MawType) :: this
    ! -- dummy
    ! -- local
    integer(I4B) :: j
    integer(I4B) :: n
    integer(I4B) :: jpos
    integer(I4B) :: icflow
    integer(I4B) :: ibnd
    real(DP) :: flow
    real(DP) :: cmaw
    real(DP) :: hmaw
    real(DP) :: cterm
    real(DP) :: term
    !
    ! -- Return if no maw wells
    if (this%nbound .eq. 0) return
    !
    ! -- Update shutoff count
    this%ishutoffcnt = this%ishutoffcnt + 1
    !
    ! -- Calculate hcof and rhs for each maw entry
    ibnd = 1
    do n = 1, this%nmawwells
      hmaw = this%xnewpak(n)
      do j = 1, this%ngwfnodes(n)
        jpos = this%get_jpos(n, j)
        this%hcof(ibnd) = dzero
        this%rhs(ibnd) = dzero
        !
        ! -- set bound, hcof, and rhs components
        !
        ! -- use connection method so the gwf-maw budget flows
        !    are consistent with the maw-gwf budget flows
        if (this%iboundpak(n) == 0) then
          cmaw = dzero
          term = dzero
          cterm = dzero
        else
          call this%maw_calculate_conn_terms(n, j, icflow, cmaw, cterm, &
                                             term, flow)
        end if
        this%simcond(jpos) = cmaw
        this%bound(2, ibnd) = cmaw
        this%hcof(ibnd) = -term
        this%rhs(ibnd) = -term * hmaw + cterm
        !
        ! -- increment boundary number
        ibnd = ibnd + 1
      end do
    end do
    !
    ! -- Return
    return

maw_check_attributes()

subroutine mawmodule::maw_check_attributes

(

class(mawtype), intent(inout)

this

)

Definition at line 1514 of file gwf-maw.f90.

    use simmodule, only: store_error
    ! -- dummy
    class(MawType), intent(inout) :: this
    ! -- local
    character(len=LINELENGTH) :: cgwfnode
    integer(I4B) :: idx
    integer(I4B) :: n
    integer(I4B) :: j
    integer(I4B) :: jpos
    ! -- formats
    !
    idx = 1
    do n = 1, this%nmawwells
      if (this%ngwfnodes(n) < 1) then
        call this%maw_set_attribute_error(n, 'NGWFNODES', 'must be greater '// &
                                          'than 0.')
      end if
      if (this%radius(n) == dep20) then
        call this%maw_set_attribute_error(n, 'RADIUS', 'has not been specified.')
      end if
      if (this%shutoffmin(n) > dzero) then
        if (this%shutoffmin(n) >= this%shutoffmax(n)) then
          call this%maw_set_attribute_error(n, 'SHUT_OFF', 'shutoffmax must '// &
                                            'be greater than shutoffmin.')
        end if
      end if
      do j = 1, this%ngwfnodes(n)
        !
        ! -- calculate jpos
        jpos = this%get_jpos(n, j)
        !
        ! -- write gwfnode number
        write (cgwfnode, '(a,i0,a)') 'gwfnode(', j, ')'
        !
        ! -- connection screen data
        if (this%botscrn(jpos) >= this%topscrn(jpos)) then
          call this%maw_set_attribute_error(n, 'SCREEN_TOP', 'screen bottom '// &
                                            'must be less than screen top. '// &
                                            trim(cgwfnode))
        end if
        !
        ! -- connection skin hydraulic conductivity
        if (this%ieqn(n) == 2 .OR. this%ieqn(n) == 3 .OR. &
            this%ieqn(n) == 4) then
          if (this%hk(jpos) <= dzero) then
            call this%maw_set_attribute_error(n, 'HK_SKIN', 'skin hyraulic '// &
                                              'conductivity must be greater '// &
                                              'than zero. '//trim(cgwfnode))
          end if
        else if (this%ieqn(n) == 0) then
          !
          ! -- saturated conductance
          if (this%satcond(jpos) < dzero) then
            call this%maw_set_attribute_error(n, 'HK_SKIN', &
                                              'skin hyraulic conductivity '// &
                                              'must be greater than or '// &
                                              'equal to zero when using '// &
                                              'SPECIFIED condeqn. '// &
                                              trim(cgwfnode))
          end if
        end if
        idx = idx + 1
      end do
    end do
    ! -- reset check_attr
    this%check_attr = 0
    ! -- Return
    return

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maw_cq()

subroutine mawmodule::maw_cq ( class(mawtype), intent(inout)  this, real(dp), dimension(:), intent(in)  x, real(dp), dimension(:), intent(inout), contiguous  flowja, integer(i4b), intent(in), optional  iadv  )

private

Definition at line 2572 of file gwf-maw.f90.

    ! -- modules
    use tdismodule, only: delt
    use constantsmodule, only: lenboundname
    use budgetmodule, only: budgettype
    ! -- dummy
    class(MawType), intent(inout) :: this
    real(DP), dimension(:), intent(in) :: x
    real(DP), dimension(:), contiguous, intent(inout) :: flowja
    integer(I4B), optional, intent(in) :: iadv
    ! -- local
    real(DP) :: rrate
    ! -- for budget
    integer(I4B) :: j
    integer(I4B) :: n
    integer(I4B) :: ibnd
    real(DP) :: hmaw
    real(DP) :: cfw
    ! -- for observations
    ! -- formats
    !
    ! -- recalculate package HCOF and RHS terms with latest groundwater and
    !    maw heads prior to calling base budget functionality
    call this%maw_cfupdate()
    !
    ! -- call base functionality in bnd_cq.  This will calculate maw-gwf flows
    !    and put them into this%simvals
    call this%BndType%bnd_cq(x, flowja, iadv=1)
    !
    ! -- calculate maw budget flow and storage terms
    do n = 1, this%nmawwells
      this%qout(n) = dzero
      this%qsto(n) = dzero
      if (this%iflowingwells > 0) then
        this%qfw(n) = dzero
      end if
      if (this%iboundpak(n) == 0) then
        cycle
      end if
      !
      ! -- set hmaw and xsto
      hmaw = this%xnewpak(n)
      this%xsto(n) = hmaw
      !
      ! -- add pumping rate to active maw well
      rrate = this%ratesim(n)
      !
      ! -- If flow is out of maw set qout to rrate.
      if (rrate < dzero) then
        this%qout(n) = rrate
      end if
      !
      ! -- add flowing well
      if (this%iflowingwells > 0) then
        if (this%fwcond(n) > dzero) then
          cfw = this%fwcondsim(n)
          this%xsto(n) = this%fwelev(n)
          rrate = cfw * (this%fwelev(n) - hmaw)
          this%qfw(n) = rrate
          !
          ! -- Subtract flowing well rrate from qout.
          this%qout(n) = this%qout(n) + rrate
        end if
      end if
      !
      ! -- Calculate qsto
      if (this%imawiss /= 1) then
        rrate = -this%area(n) * (this%xsto(n) - this%xoldsto(n)) / delt
        this%qsto(n) = rrate
      end if
    end do
    !
    ! -- gwf and constant flow
    ibnd = 1
    do n = 1, this%nmawwells
      hmaw = this%xnewpak(n)
      this%qconst(n) = dzero
      do j = 1, this%ngwfnodes(n)
        rrate = -this%simvals(ibnd)
        this%qleak(ibnd) = rrate
        if (this%iboundpak(n) < 0) then
          this%qconst(n) = this%qconst(n) - rrate
          !
          ! -- If flow is out increment qout by -rrate.
          if (-rrate < dzero) then
            this%qout(n) = this%qout(n) - rrate
          end if
        end if
        !
        ! -- increment ibnd counter
        ibnd = ibnd + 1
      end do
      !
      ! -- add additional flow terms to constant head term
      if (this%iboundpak(n) < 0) then
        !
        ! -- add well pumping rate
        this%qconst(n) = this%qconst(n) - this%ratesim(n)
        !
        ! -- add flowing well rate
        if (this%iflowingwells > 0) then
          this%qconst(n) = this%qconst(n) - this%qfw(n)
        end if
        !
        ! -- add storage term
        if (this%imawiss /= 1) then
          this%qconst(n) = this%qconst(n) - this%qsto(n)
        end if
      end if
    end do
    !
    ! -- fill the budget object
    call this%maw_fill_budobj()
    !
    ! -- Return
    return

maw_create()

subroutine, public mawmodule::maw_create	(	class(bndtype), pointer	packobj,
		integer(i4b), intent(in)	id,
		integer(i4b), intent(in)	ibcnum,
		integer(i4b), intent(in)	inunit,
		integer(i4b), intent(in)	iout,
		character(len=*), intent(in)	namemodel,
		character(len=*), intent(in)	pakname
	)

After creating the package object point bndobj to the new package

Definition at line 233 of file gwf-maw.f90.

    ! -- dummy
    class(BndType), pointer :: packobj
    integer(I4B), intent(in) :: id
    integer(I4B), intent(in) :: ibcnum
    integer(I4B), intent(in) :: inunit
    integer(I4B), intent(in) :: iout
    character(len=*), intent(in) :: namemodel
    character(len=*), intent(in) :: pakname
    type(MawType), pointer :: mawobj
    !
    ! -- allocate the object and assign values to object variables
    allocate (mawobj)
    packobj => mawobj
    !
    ! -- create name and memory path
    call packobj%set_names(ibcnum, namemodel, pakname, ftype)
    packobj%text = text
    !
    ! -- allocate scalars
    call mawobj%maw_allocate_scalars()
    !
    ! -- initialize package
    call packobj%pack_initialize()
    !
    packobj%inunit = inunit
    packobj%iout = iout
    packobj%id = id
    packobj%ibcnum = ibcnum
    packobj%ncolbnd = 4
    packobj%iscloc = 0 ! not supported
    packobj%isadvpak = 1
    packobj%ictMemPath = create_mem_path(namemodel, 'NPF')
    !
    ! -- Return
    return

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maw_da()

subroutine mawmodule::maw_da

(

class(mawtype)

this

)

Definition at line 2811 of file gwf-maw.f90.

    ! -- modules
    use memorymanagermodule, only: mem_deallocate
    ! -- dummy
    class(MawType) :: this
    ! -- local
    !
    ! -- budobj
    call this%budobj%budgetobject_da()
    deallocate (this%budobj)
    nullify (this%budobj)
    !
    ! -- head table
    if (this%iprhed > 0) then
      call this%headtab%table_da()
      deallocate (this%headtab)
      nullify (this%headtab)
    end if
    !
    ! -- character arrays
    call mem_deallocate(this%cmawbudget, 'CMAWBUDGET', this%memoryPath)
    call mem_deallocate(this%cmawname, 'CMAWNAME', this%memoryPath)
    call mem_deallocate(this%status, 'STATUS', this%memoryPath)
    !
    ! -- deallocate well data pointers in memory manager
    call mem_deallocate(this%ngwfnodes)
    call mem_deallocate(this%ieqn)
    call mem_deallocate(this%ishutoff)
    call mem_deallocate(this%ifwdischarge)
    call mem_deallocate(this%strt)
    call mem_deallocate(this%radius)
    call mem_deallocate(this%area)
    call mem_deallocate(this%pumpelev)
    call mem_deallocate(this%bot)
    call mem_deallocate(this%ratesim)
    call mem_deallocate(this%reduction_length)
    call mem_deallocate(this%fwelev)
    call mem_deallocate(this%fwcond)
    call mem_deallocate(this%fwrlen)
    call mem_deallocate(this%fwcondsim)
    call mem_deallocate(this%xsto)
    call mem_deallocate(this%xoldsto)
    call mem_deallocate(this%shutoffmin)
    call mem_deallocate(this%shutoffmax)
    call mem_deallocate(this%shutofflevel)
    call mem_deallocate(this%shutoffweight)
    call mem_deallocate(this%shutoffdq)
    call mem_deallocate(this%shutoffqold)
    !
    ! -- timeseries aware variables
    call mem_deallocate(this%mauxvar)
    call mem_deallocate(this%rate)
    call mem_deallocate(this%well_head)
    !
    ! -- connection data
    call mem_deallocate(this%iaconn)
    call mem_deallocate(this%gwfnodes)
    call mem_deallocate(this%sradius)
    call mem_deallocate(this%hk)
    call mem_deallocate(this%satcond)
    call mem_deallocate(this%simcond)
    call mem_deallocate(this%topscrn)
    call mem_deallocate(this%botscrn)
    !
    ! -- imap vector
    call mem_deallocate(this%imap)
    call mem_deallocate(this%dbuff)
    call mem_deallocate(this%cauxcbc, 'CAUXCBC', this%memoryPath)
    call mem_deallocate(this%qauxcbc)
    call mem_deallocate(this%qleak)
    call mem_deallocate(this%qfw)
    call mem_deallocate(this%qout)
    call mem_deallocate(this%qsto)
    call mem_deallocate(this%qconst)
    call mem_deallocate(this%denseterms)
    call mem_deallocate(this%viscratios)
    call mem_deallocate(this%idxlocnode)
    call mem_deallocate(this%idxdglo)
    call mem_deallocate(this%idxoffdglo)
    call mem_deallocate(this%idxsymdglo)
    call mem_deallocate(this%idxsymoffdglo)
    call mem_deallocate(this%xoldpak)
    !
    ! -- nullify pointers
    call mem_deallocate(this%xnewpak, 'HEAD', this%memoryPath)
    !
    ! -- scalars
    call mem_deallocate(this%correct_flow)
    call mem_deallocate(this%iprhed)
    call mem_deallocate(this%iheadout)
    call mem_deallocate(this%ibudgetout)
    call mem_deallocate(this%ibudcsv)
    call mem_deallocate(this%iflowingwells)
    call mem_deallocate(this%imawiss)
    call mem_deallocate(this%imawissopt)
    call mem_deallocate(this%nmawwells)
    call mem_deallocate(this%check_attr)
    call mem_deallocate(this%ishutoffcnt)
    call mem_deallocate(this%ieffradopt)
    call mem_deallocate(this%ioutredflowcsv)
    call mem_deallocate(this%satomega)
    call mem_deallocate(this%bditems)
    call mem_deallocate(this%theta)
    call mem_deallocate(this%kappa)
    call mem_deallocate(this%cbcauxitems)
    call mem_deallocate(this%idense)
    !
    ! -- pointers to gwf variables
    nullify (this%gwfiss)
    !
    ! -- call standard BndType deallocate
    call this%BndType%bnd_da()
    !
    ! -- Return
    return

maw_df_obs()

subroutine mawmodule::maw_df_obs ( class(mawtype)  this )

private

Overrides BndTypebnd_df_obs

Definition at line 3014 of file gwf-maw.f90.

    ! -- dummy
    class(MawType) :: this
    ! -- local
    integer(I4B) :: indx
    !
    ! -- Store obs type and assign procedure pointer
    !    for head observation type.
    call this%obs%StoreObsType('head', .false., indx)
    this%obs%obsData(indx)%ProcessIdPtr => maw_process_obsid
    !
    ! -- Store obs type and assign procedure pointer
    !    for frommvr observation type.
    call this%obs%StoreObsType('from-mvr', .false., indx)
    this%obs%obsData(indx)%ProcessIdPtr => maw_process_obsid
    !
    ! -- Store obs type and assign procedure pointer
    !    for conn-rate observation type.
    call this%obs%StoreObsType('maw', .true., indx)
    this%obs%obsData(indx)%ProcessIdPtr => maw_process_obsid
    !
    ! -- Store obs type and assign procedure pointer
    !    for rate observation type.
    call this%obs%StoreObsType('rate', .true., indx)
    this%obs%obsData(indx)%ProcessIdPtr => maw_process_obsid
    !
    ! -- Store obs type and assign procedure pointer
    !    for rate-to-mvr observation type.
    call this%obs%StoreObsType('rate-to-mvr', .true., indx)
    this%obs%obsData(indx)%ProcessIdPtr => maw_process_obsid
    !
    ! -- Store obs type and assign procedure pointer
    !    for fw-rate observation type.
    call this%obs%StoreObsType('fw-rate', .true., indx)
    this%obs%obsData(indx)%ProcessIdPtr => maw_process_obsid
    !
    ! -- Store obs type and assign procedure pointer
    !    for rate-to-mvr observation type.
    call this%obs%StoreObsType('fw-to-mvr', .true., indx)
    this%obs%obsData(indx)%ProcessIdPtr => maw_process_obsid
    !
    ! -- Store obs type and assign procedure pointer
    !    for storage observation type.
    call this%obs%StoreObsType('storage', .true., indx)
    this%obs%obsData(indx)%ProcessIdPtr => maw_process_obsid
    !
    ! -- Store obs type and assign procedure pointer
    !    for constant observation type.
    call this%obs%StoreObsType('constant', .true., indx)
    this%obs%obsData(indx)%ProcessIdPtr => maw_process_obsid
    !
    ! -- Store obs type and assign procedure pointer
    !    for cond observation type.
    call this%obs%StoreObsType('conductance', .true., indx)
    this%obs%obsData(indx)%ProcessIdPtr => maw_process_obsid
    !
    ! -- Store obs type and assign procedure pointer
    !    for fw-conductance observation type.
    call this%obs%StoreObsType('fw-conductance', .true., indx)
    this%obs%obsData(indx)%ProcessIdPtr => maw_process_obsid
    !
    ! -- Return
    return

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maw_fc()

subroutine mawmodule::maw_fc ( class(mawtype)  this, real(dp), dimension(:), intent(inout)  rhs, integer(i4b), dimension(:), intent(in)  ia, integer(i4b), dimension(:), intent(in)  idxglo, class(matrixbasetype), pointer  matrix_sln  )

private

Definition at line 2209 of file gwf-maw.f90.

    ! -- modules
    use tdismodule, only: delt
    ! -- dummy
    class(MawType) :: this
    real(DP), dimension(:), intent(inout) :: rhs
    integer(I4B), dimension(:), intent(in) :: ia
    integer(I4B), dimension(:), intent(in) :: idxglo
    class(MatrixBaseType), pointer :: matrix_sln
    ! -- local
    integer(I4B) :: j
    integer(I4B) :: n
    integer(I4B) :: idx
    integer(I4B) :: iloc
    integer(I4B) :: isymloc
    integer(I4B) :: igwfnode
    integer(I4B) :: iposd
    integer(I4B) :: iposoffd
    integer(I4B) :: isymnode
    integer(I4B) :: ipossymd
    integer(I4B) :: ipossymoffd
    integer(I4B) :: jpos
    integer(I4B) :: icflow
    real(DP) :: hmaw
    real(DP) :: hgwf
    real(DP) :: cfw
    real(DP) :: cmaw
    real(DP) :: cterm
    real(DP) :: term
    real(DP) :: scale
    real(DP) :: tp
    real(DP) :: bt
    real(DP) :: rate
    real(DP) :: ratefw
    real(DP) :: flow
    !
    ! -- pakmvrobj fc
    if (this%imover == 1) then
      call this%pakmvrobj%fc()
    end if
    !
    ! -- Copy package rhs and hcof into solution rhs and amat
    idx = 1
    do n = 1, this%nmawwells
      iloc = this%idxlocnode(n)
      !
      ! -- update head value for constant head maw wells
      if (this%iboundpak(n) < 0) then
        this%xnewpak(n) = this%well_head(n)
      end if
      hmaw = this%xnewpak(n)
      !
      ! -- add pumping rate to active or constant maw well
      if (this%iboundpak(n) == 0) then
        this%ratesim(n) = dzero
      else
        call this%maw_calculate_wellq(n, hmaw, rate)
        this%ratesim(n) = rate
        rhs(iloc) = rhs(iloc) - rate
        !
        ! -- location of diagonal for maw row
        iposd = this%idxdglo(idx)
        !
        ! -- add flowing well
        this%xsto(n) = hmaw
        ratefw = dzero
        if (this%iflowingwells > 0) then
          if (this%fwcond(n) > dzero) then
            bt = this%fwelev(n)
            tp = bt + this%fwrlen(n)
            scale = sqsaturation(tp, bt, hmaw)
            cfw = scale * this%fwcond(n)
            this%ifwdischarge(n) = 0
            if (cfw > dzero) then
              this%ifwdischarge(n) = 1
              this%xsto(n) = bt
            end if
            this%fwcondsim(n) = cfw
            call matrix_sln%add_value_pos(iposd, -cfw)
            rhs(iloc) = rhs(iloc) - cfw * bt
            ratefw = cfw * (bt - hmaw)
          end if
        end if
        !
        ! -- add maw storage changes
        if (this%imawiss /= 1) then
          if (this%ifwdischarge(n) /= 1) then
            call matrix_sln%add_value_pos(iposd, -this%area(n) / delt)
            rhs(iloc) = rhs(iloc) - (this%area(n) * this%xoldsto(n) / delt)
          else
            cterm = this%xoldsto(n) - this%fwelev(n)
            rhs(iloc) = rhs(iloc) - (this%area(n) * cterm / delt)
          end if
        end if
        !
        ! -- If mover is active, add receiver water to rhs and
        !    store available water (as positive value)
        if (this%imover == 1) then
          rhs(iloc) = rhs(iloc) - this%pakmvrobj%get_qfrommvr(n)
          !
          ! -- add pumping rate to mover if not injection
          if (rate < 0) then
            call this%pakmvrobj%accumulate_qformvr(n, -rate) !pumped water
          end if
          !
          ! -- add flowing well flow to mover
          call this%pakmvrobj%accumulate_qformvr(n, -ratefw) !flowing water
        end if
        !
      end if
      !
      ! -- process each maw/gwf connection
      do j = 1, this%ngwfnodes(n)
        if (this%iboundpak(n) /= 0) then
          jpos = this%get_jpos(n, j)
          igwfnode = this%get_gwfnode(n, j)
          hgwf = this%xnew(igwfnode)
          !
          ! -- calculate connection terms
          call this%maw_calculate_conn_terms(n, j, icflow, cmaw, cterm, term, &
                                             flow)
          this%simcond(jpos) = cmaw
          !
          ! -- add to maw row
          iposd = this%idxdglo(idx)
          iposoffd = this%idxoffdglo(idx)
          call matrix_sln%add_value_pos(iposd, -term)
          call matrix_sln%set_value_pos(iposoffd, term)
          !
          ! -- add correction term
          rhs(iloc) = rhs(iloc) - cterm
          !
          ! -- add to gwf row for maw connection
          isymnode = this%get_gwfnode(n, j)
          isymloc = ia(isymnode)
          ipossymd = this%idxsymdglo(idx)
          ipossymoffd = this%idxsymoffdglo(idx)
          call matrix_sln%add_value_pos(ipossymd, -term)
          call matrix_sln%set_value_pos(ipossymoffd, term)
          !
          ! -- add correction term to gwf row
          rhs(isymnode) = rhs(isymnode) + cterm
        end if
        !
        ! -- increment maw connection counter
        idx = idx + 1
      end do
    end do
    !
    ! -- Return
    return

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maw_fill_budobj()

subroutine mawmodule::maw_fill_budobj

(

class(mawtype)

this

)

terms include a combination of the following: gwf rate [flowing_well] [storage] constant_flow [frommvr tomvr tomvrcf [tomvrfw]] [aux]

Definition at line 4369 of file gwf-maw.f90.

    ! -- modules
    ! -- dummy
    class(MawType) :: this
    ! -- local
    integer(I4B) :: naux
    integer(I4B) :: j
    integer(I4B) :: n
    integer(I4B) :: n2
    integer(I4B) :: jpos
    integer(I4B) :: idx
    integer(I4B) :: ibnd
    real(DP) :: q
    real(DP) :: tmaw
    real(DP) :: bmaw
    real(DP) :: sat
    real(DP) :: qfact
    real(DP) :: q2
    real(DP) :: b
    real(DP) :: v
    ! -- formats
    !
    ! -- initialize counter
    idx = 0
    !
    ! -- GWF (LEAKAGE) and connection surface area (aux)
    idx = idx + 1
    call this%budobj%budterm(idx)%reset(this%maxbound)
    ibnd = 1
    do n = 1, this%nmawwells
      do j = 1, this%ngwfnodes(n)
        jpos = this%get_jpos(n, j)
        n2 = this%get_gwfnode(n, j)
        tmaw = this%topscrn(jpos)
        bmaw = this%botscrn(jpos)
        call this%maw_calculate_saturation(n, j, n2, sat)
        this%qauxcbc(1) = dtwo * dpi * this%radius(n) * sat * (tmaw - bmaw)
        q = this%qleak(ibnd)
        call this%budobj%budterm(idx)%update_term(n, n2, q, this%qauxcbc)
        ibnd = ibnd + 1
      end do
    end do
    !
    ! -- RATE (WITHDRAWAL RATE)
    idx = idx + 1
    call this%budobj%budterm(idx)%reset(this%nmawwells)
    do n = 1, this%nmawwells
      q = this%ratesim(n)
      !
      ! -- adjust if well rate is an outflow
      if (this%imover == 1 .and. q < dzero) then
        qfact = done
        if (this%qout(n) < dzero) then
          qfact = q / this%qout(n)
        end if
        q = q + qfact * this%pakmvrobj%get_qtomvr(n)
      end if
      call this%budobj%budterm(idx)%update_term(n, n, q)
    end do
    !
    ! -- FLOWING WELL
    if (this%iflowingwells > 0) then
      idx = idx + 1
      call this%budobj%budterm(idx)%reset(this%nmawwells)
      do n = 1, this%nmawwells
        q = this%qfw(n)
        if (this%imover == 1) then
          qfact = done
          !
          ! -- adjust if well rate is an outflow
          if (this%qout(n) < dzero) then
            qfact = q / this%qout(n)
          end if
          q = q + qfact * this%pakmvrobj%get_qtomvr(n)
        end if
        call this%budobj%budterm(idx)%update_term(n, n, q)
      end do
    end if
    !
    ! -- STORAGE (AND VOLUME AS AUX)
    idx = idx + 1
    call this%budobj%budterm(idx)%reset(this%nmawwells)
    do n = 1, this%nmawwells
      b = this%xsto(n) - this%bot(n)
      if (b < dzero) then
        b = dzero
      end if
      v = this%area(n) * b
      if (this%imawissopt /= 1) then
        q = this%qsto(n)
      else
        q = dzero
      end if
      this%qauxcbc(1) = v
      call this%budobj%budterm(idx)%update_term(n, n, q, this%qauxcbc)
    end do
    !
    ! -- CONSTANT FLOW
    idx = idx + 1
    call this%budobj%budterm(idx)%reset(this%nmawwells)
    do n = 1, this%nmawwells
      q = this%qconst(n)
      !
      ! -- adjust if constant-flow rate is an outflow
      if (this%imover == 1 .and. q < dzero) then
        qfact = done
        if (this%qout(n) < dzero) then
          qfact = q / this%qout(n)
        end if
        q = q + qfact * this%pakmvrobj%get_qtomvr(n)
      end if
      call this%budobj%budterm(idx)%update_term(n, n, q)
    end do
    !
    ! -- MOVER
    if (this%imover == 1) then
      !
      ! -- FROM MOVER
      idx = idx + 1
      call this%budobj%budterm(idx)%reset(this%nmawwells)
      do n = 1, this%nmawwells
        if (this%iboundpak(n) == 0) then
          q = dzero
        else
          q = this%pakmvrobj%get_qfrommvr(n)
        end if
        call this%budobj%budterm(idx)%update_term(n, n, q)
      end do
      !
      ! -- RATE TO MOVER
      idx = idx + 1
      call this%budobj%budterm(idx)%reset(this%nmawwells)
      do n = 1, this%nmawwells
        q = this%pakmvrobj%get_qtomvr(n)
        if (q > dzero) then
          q = -q
          q2 = this%ratesim(n)
          !
          ! -- adjust TO MOVER if well rate is outflow
          if (q2 < dzero) then
            qfact = q2 / this%qout(n)
            q = q * qfact
          else
            q = dzero
          end if
        end if
        call this%budobj%budterm(idx)%update_term(n, n, q)
      end do
      !
      ! -- CONSTANT TO MOVER
      idx = idx + 1
      call this%budobj%budterm(idx)%reset(this%nmawwells)
      do n = 1, this%nmawwells
        q = this%pakmvrobj%get_qtomvr(n)
        if (q > dzero) then
          q = -q
          q2 = this%qconst(n)
          ! -- adjust TO MOVER if well rate is outflow
          if (q2 < dzero) then
            qfact = q2 / this%qout(n)
            q = q * qfact
          else
            q = dzero
          end if
        end if
        call this%budobj%budterm(idx)%update_term(n, n, q)
      end do
      !
      ! -- FLOWING WELL TO MOVER
      if (this%iflowingwells > 0) then
        idx = idx + 1
        call this%budobj%budterm(idx)%reset(this%nmawwells)
        do n = 1, this%nmawwells
          q = this%pakmvrobj%get_qtomvr(n)
          if (q > dzero) then
            q = -q
            q2 = this%ratesim(n)
            !
            ! -- adjust TO MOVER if well rate is outflow
            qfact = done
            if (this%qout(n) < dzero) then
              qfact = this%qfw(n) / this%qout(n)
            end if
            q = q * qfact
          end if
          call this%budobj%budterm(idx)%update_term(n, n, q)
        end do
      end if
 
    end if
    !
    ! -- AUXILIARY VARIABLES
    naux = this%naux
    if (naux > 0) then
      idx = idx + 1
      call this%budobj%budterm(idx)%reset(this%nmawwells)
      do n = 1, this%nmawwells
        q = dzero
        call this%budobj%budterm(idx)%update_term(n, n, q, this%auxvar(:, n))
      end do
    end if
    !
    ! --Terms are filled, now accumulate them for this time step
    call this%budobj%accumulate_terms()
    !
    ! -- Return
    return

maw_fn()

subroutine mawmodule::maw_fn	(	class(mawtype)	this,
		real(dp), dimension(:), intent(inout)	rhs,
		integer(i4b), dimension(:), intent(in)	ia,
		integer(i4b), dimension(:), intent(in)	idxglo,
		class(matrixbasetype), pointer	matrix_sln
	)

Definition at line 2364 of file gwf-maw.f90.

    ! -- dummy
    class(MawType) :: this
    real(DP), dimension(:), intent(inout) :: rhs
    integer(I4B), dimension(:), intent(in) :: ia
    integer(I4B), dimension(:), intent(in) :: idxglo
    class(MatrixBaseType), pointer :: matrix_sln
    ! -- local
    integer(I4B) :: j
    integer(I4B) :: n
    integer(I4B) :: idx
    integer(I4B) :: iloc
    integer(I4B) :: isymloc
    integer(I4B) :: igwfnode
    integer(I4B) :: iposd
    integer(I4B) :: iposoffd
    integer(I4B) :: isymnode
    integer(I4B) :: ipossymd
    integer(I4B) :: ipossymoffd
    integer(I4B) :: jpos
    integer(I4B) :: icflow
    real(DP) :: hmaw
    real(DP) :: hgwf
    real(DP) :: scale
    real(DP) :: tp
    real(DP) :: bt
    real(DP) :: cfw
    real(DP) :: rate
    real(DP) :: rate2
    real(DP) :: rterm
    real(DP) :: derv
    real(DP) :: drterm
    real(DP) :: cmaw
    real(DP) :: cterm
    real(DP) :: term
    real(DP) :: flow
    real(DP) :: term2
    real(DP) :: rhsterm
    !
    ! -- Calculate Newton-Raphson corrections
    idx = 1
    do n = 1, this%nmawwells
      iloc = this%idxlocnode(n)
      hmaw = this%xnewpak(n)
      !
      ! -- add pumping rate to active or constant maw well
      if (this%iboundpak(n) /= 0) then
        iposd = this%idxdglo(idx)
        scale = done
        drterm = dzero
        rate = this%ratesim(n)
        !
        !-- calculate final derivative for pumping rate
        call this%maw_calculate_wellq(n, hmaw + dem4, rate2)
        drterm = (rate2 - rate) / dem4
        !
        !-- fill amat and rhs with newton-raphson terms
        call matrix_sln%add_value_pos(iposd, drterm)
        rhs(iloc) = rhs(iloc) + drterm * hmaw
        !
        ! -- add flowing well
        if (this%iflowingwells > 0) then
          if (this%fwcond(n) > dzero) then
            bt = this%fwelev(n)
            tp = bt + this%fwrlen(n)
            scale = sqsaturation(tp, bt, hmaw)
            cfw = scale * this%fwcond(n)
            this%ifwdischarge(n) = 0
            if (cfw > dzero) then
              this%ifwdischarge(n) = 1
            end if
            this%fwcondsim(n) = cfw
            rate = cfw * (bt - hmaw)
            rterm = -cfw * hmaw
            !
            ! --calculate derivative for flowing well
            if (hmaw < tp) then
              derv = sqsaturationderivative(tp, bt, hmaw)
              drterm = -(cfw + this%fwcond(n) * derv * (hmaw - bt))
              !
              ! -- fill amat and rhs with newton-raphson terms
              call matrix_sln%add_value_pos(iposd, &
                                            -this%fwcond(n) * derv * (hmaw - bt))
              rhs(iloc) = rhs(iloc) - rterm + drterm * hmaw
            end if
          end if
        end if
      end if
      !
      ! -- process each maw/gwf connection
      do j = 1, this%ngwfnodes(n)
        if (this%iboundpak(n) /= 0) then
          jpos = this%get_jpos(n, j)
          igwfnode = this%get_gwfnode(n, j)
          hgwf = this%xnew(igwfnode)
          !
          ! -- add to maw row
          iposd = this%idxdglo(idx)
          iposoffd = this%idxoffdglo(idx)
          !
          ! -- add to gwf row for maw connection
          isymnode = this%get_gwfnode(n, j)
          isymloc = ia(isymnode)
          ipossymd = this%idxsymdglo(idx)
          ipossymoffd = this%idxsymoffdglo(idx)
          !
          ! -- calculate newton terms
          call this%maw_calculate_conn_terms(n, j, icflow, cmaw, cterm, term, &
                                             flow, term2)
          !
          ! -- maw is upstream
          if (hmaw > hgwf) then
            if (icflow /= 0) then
              rhsterm = term2 * hgwf + term * hmaw
              rhs(iloc) = rhs(iloc) + rhsterm
              rhs(isymnode) = rhs(isymnode) - rhsterm
              if (this%iboundpak(n) > 0) then
                call matrix_sln%add_value_pos(iposd, term)
                call matrix_sln%add_value_pos(iposoffd, term2)
              end if
              call matrix_sln%add_value_pos(ipossymd, -term2)
              call matrix_sln%add_value_pos(ipossymoffd, -term)
            else
              rhs(iloc) = rhs(iloc) + term * hmaw
              rhs(isymnode) = rhs(isymnode) - term * hmaw
              call matrix_sln%add_value_pos(iposd, term)
              if (this%ibound(igwfnode) > 0) then
                call matrix_sln%add_value_pos(ipossymoffd, -term)
              end if
            end if
            !
            ! -- gwf is upstream
          else
            if (icflow /= 0) then
              rhsterm = term2 * hmaw + term * hgwf
              rhs(iloc) = rhs(iloc) + rhsterm
              rhs(isymnode) = rhs(isymnode) - rhsterm
              if (this%iboundpak(n) > 0) then
                call matrix_sln%add_value_pos(iposd, term2)
                call matrix_sln%add_value_pos(iposoffd, term)
              end if
              call matrix_sln%add_value_pos(ipossymd, -term)
              call matrix_sln%add_value_pos(ipossymoffd, -term2)
            else
              rhs(iloc) = rhs(iloc) + term * hgwf
              rhs(isymnode) = rhs(isymnode) - term * hgwf
              if (this%iboundpak(n) > 0) then
                call matrix_sln%add_value_pos(iposoffd, term)
              end if
              call matrix_sln%add_value_pos(ipossymd, -term)
            end if
          end if
        end if
        !
        ! -- increment maw connection counter
        idx = idx + 1
      end do
    end do
    !
    ! -- Return
    return

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maw_mc()

subroutine mawmodule::maw_mc	(	class(mawtype), intent(inout)	this,
		integer(i4b), intent(in)	moffset,
		class(matrixbasetype), pointer	matrix_sln
	)

Definition at line 1620 of file gwf-maw.f90.

    use sparsemodule, only: sparsematrix
    use memorymanagermodule, only: mem_allocate
    ! -- dummy
    class(MawType), intent(inout) :: this
    integer(I4B), intent(in) :: moffset
    class(MatrixBaseType), pointer :: matrix_sln
    ! -- local
    integer(I4B) :: n
    integer(I4B) :: j
    integer(I4B) :: ii
    integer(I4B) :: iglo
    integer(I4B) :: jglo
    integer(I4B) :: ipos
    ! -- format
    !
    ! -- allocate connection mapping vectors
    call mem_allocate(this%idxlocnode, this%nmawwells, 'IDXLOCNODE', &
                      this%memoryPath)
    call mem_allocate(this%idxdglo, this%maxbound, 'IDXDGLO', this%memoryPath)
    call mem_allocate(this%idxoffdglo, this%maxbound, 'IDXOFFDGLO', &
                      this%memoryPath)
    call mem_allocate(this%idxsymdglo, this%maxbound, 'IDXSYMDGLO', &
                      this%memoryPath)
    call mem_allocate(this%idxsymoffdglo, this%maxbound, 'IDXSYMOFFDGLO', &
                      this%memoryPath)
    !
    ! -- Find the position of each connection in the global ia, ja structure
    !    and store them in idxglo.  idxglo allows this model to insert or
    !    retrieve values into or from the global A matrix
    ! -- maw rows
    ipos = 1
    do n = 1, this%nmawwells
      iglo = moffset + this%dis%nodes + this%ioffset + n
      this%idxlocnode(n) = this%dis%nodes + this%ioffset + n
      do ii = 1, this%ngwfnodes(n)
        j = this%get_gwfnode(n, ii)
        jglo = j + moffset
        this%idxdglo(ipos) = matrix_sln%get_position_diag(iglo)
        this%idxoffdglo(ipos) = matrix_sln%get_position(iglo, jglo)
        ipos = ipos + 1
      end do
    end do
    ! -- maw contributions gwf portion of global matrix
    ipos = 1
    do n = 1, this%nmawwells
      do ii = 1, this%ngwfnodes(n)
        iglo = this%get_gwfnode(n, ii) + moffset
        jglo = moffset + this%dis%nodes + this%ioffset + n
        this%idxsymdglo(ipos) = matrix_sln%get_position_diag(iglo)
        this%idxsymoffdglo(ipos) = matrix_sln%get_position(iglo, jglo)
        ipos = ipos + 1
      end do
    end do
    !
    ! -- Return
    return

maw_nur()

subroutine mawmodule::maw_nur ( class(mawtype), intent(inout)  this, integer(i4b), intent(in)  neqpak, real(dp), dimension(neqpak), intent(inout)  x, real(dp), dimension(neqpak), intent(in)  xtemp, real(dp), dimension(neqpak), intent(inout)  dx, integer(i4b), intent(inout)  inewtonur, real(dp), intent(inout)  dxmax, integer(i4b), intent(inout)  locmax  )

private

Definition at line 2530 of file gwf-maw.f90.

    ! -- dummy
    class(MawType), intent(inout) :: this
    integer(I4B), intent(in) :: neqpak
    real(DP), dimension(neqpak), intent(inout) :: x
    real(DP), dimension(neqpak), intent(in) :: xtemp
    real(DP), dimension(neqpak), intent(inout) :: dx
    integer(I4B), intent(inout) :: inewtonur
    real(DP), intent(inout) :: dxmax
    integer(I4B), intent(inout) :: locmax
    ! -- local
    integer(I4B) :: n
    real(DP) :: botw
    real(DP) :: xx
    real(DP) :: dxx
    !
    ! -- Newton-Raphson under-relaxation
    do n = 1, this%nmawwells
      if (this%iboundpak(n) < 1) cycle
      botw = this%bot(n)
      !
      ! -- only apply Newton-Raphson under-relaxation if
      !    solution head is below the bottom of the well
      if (x(n) < botw) then
        inewtonur = 1
        xx = xtemp(n) * (done - dp9) + botw * dp9
        dxx = x(n) - xx
        if (abs(dxx) > abs(dxmax)) then
          locmax = n
          dxmax = dxx
        end if
        x(n) = xx
        dx(n) = dzero
      end if
    end do
    !
    ! -- return
    return

maw_obs_supported()

logical function mawmodule::maw_obs_supported

(

class(mawtype)

this

)

Overrides BndTypebnd_obs_supported()

Definition at line 3001 of file gwf-maw.f90.

    class(MawType) :: this
    !
    maw_obs_supported = .true.
    !
    ! -- Return
    return

maw_ot_bdsummary()

subroutine mawmodule::maw_ot_bdsummary	(	class(mawtype)	this,
		integer(i4b), intent(in)	kstp,
		integer(i4b), intent(in)	kper,
		integer(i4b), intent(in)	iout,
		integer(i4b), intent(in)	ibudfl
	)

Parameters

	this	MawType object
[in]	kstp	time step number
[in]	kper	period number
[in]	iout	flag and unit number for the model listing file
[in]	ibudfl	flag indicating budget should be written

Definition at line 2793 of file gwf-maw.f90.

    ! -- module
    use tdismodule, only: totim, delt
    ! -- dummy
    class(MawType) :: this !< MawType object
    integer(I4B), intent(in) :: kstp !< time step number
    integer(I4B), intent(in) :: kper !< period number
    integer(I4B), intent(in) :: iout !< flag and unit number for the model listing file
    integer(I4B), intent(in) :: ibudfl !< flag indicating budget should be written
    !
    call this%budobj%write_budtable(kstp, kper, iout, ibudfl, totim, delt)
    !
    ! -- Return
    return

maw_ot_dv()

subroutine mawmodule::maw_ot_dv	(	class(mawtype)	this,
		integer(i4b), intent(in)	idvsave,
		integer(i4b), intent(in)	idvprint
	)

Definition at line 2735 of file gwf-maw.f90.

    use tdismodule, only: kstp, kper, pertim, totim
    use constantsmodule, only: dhnoflo, dhdry
    use inputoutputmodule, only: ulasav
    class(MawType) :: this
    integer(I4B), intent(in) :: idvsave
    integer(I4B), intent(in) :: idvprint
    integer(I4B) :: ibinun
    integer(I4B) :: n
    real(DP) :: v
    real(DP) :: d
    !
    ! -- set unit number for binary dependent variable output
    ibinun = 0
    if (this%iheadout /= 0) then
      ibinun = this%iheadout
    end if
    if (idvsave == 0) ibinun = 0
    !
    ! -- write maw binary output
    if (ibinun > 0) then
      do n = 1, this%nmawwells
        v = this%xnewpak(n)
        d = v - this%bot(n)
        if (this%iboundpak(n) == 0) then
          v = dhnoflo
        else if (d <= dzero) then
          v = dhdry
        end if
        this%dbuff(n) = v
      end do
      call ulasav(this%dbuff, '            HEAD', &
                  kstp, kper, pertim, totim, &
                  this%nmawwells, 1, 1, ibinun)
    end if
    !
    ! -- write maw head table
    if (idvprint /= 0 .and. this%iprhed /= 0) then
      !
      ! -- set table kstp and kper
      call this%headtab%set_kstpkper(kstp, kper)
      !
      ! -- fill stage data
      do n = 1, this%nmawwells
        if (this%inamedbound == 1) then
          call this%headtab%add_term(this%cmawname(n))
        end if
        call this%headtab%add_term(n)
        call this%headtab%add_term(this%xnewpak(n))
      end do
    end if
    !
    ! -- Return
    return

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maw_ot_model_flows()

subroutine mawmodule::maw_ot_model_flows	(	class(mawtype)	this,
		integer(i4b), intent(in)	icbcfl,
		integer(i4b), intent(in)	ibudfl,
		integer(i4b), intent(in)	icbcun,
		integer(i4b), dimension(:), intent(in), optional	imap
	)

Definition at line 2692 of file gwf-maw.f90.

    ! -- dummy
    class(MawType) :: this
    integer(I4B), intent(in) :: icbcfl
    integer(I4B), intent(in) :: ibudfl
    integer(I4B), intent(in) :: icbcun
    integer(I4B), dimension(:), optional, intent(in) :: imap
    !
    ! -- write the flows from the budobj
    call this%BndType%bnd_ot_model_flows(icbcfl, ibudfl, icbcun, this%imap)

maw_ot_package_flows()

subroutine mawmodule::maw_ot_package_flows ( class(mawtype)  this, integer(i4b), intent(in)  icbcfl, integer(i4b), intent(in)  ibudfl  )

private

Definition at line 2706 of file gwf-maw.f90.

    use tdismodule, only: kstp, kper, delt, pertim, totim
    class(MawType) :: this
    integer(I4B), intent(in) :: icbcfl
    integer(I4B), intent(in) :: ibudfl
    integer(I4B) :: ibinun
    !
    ! -- write the flows from the budobj
    ibinun = 0
    if (this%ibudgetout /= 0) then
      ibinun = this%ibudgetout
    end if
    if (icbcfl == 0) ibinun = 0
    if (ibinun > 0) then
      call this%budobj%save_flows(this%dis, ibinun, kstp, kper, delt, &
                                  pertim, totim, this%iout)
    end if
    !
    ! -- Print lake flows table
    if (ibudfl /= 0 .and. this%iprflow /= 0) then
      call this%budobj%write_flowtable(this%dis, kstp, kper)
    end if
    !
    ! -- Return
    return

maw_process_obsid()

subroutine mawmodule::maw_process_obsid	(	type(observetype), intent(inout)	obsrv,
		class(disbasetype), intent(in)	dis,
		integer(i4b), intent(in)	inunitobs,
		integer(i4b), intent(in)	iout
	)

Definition at line 3352 of file gwf-maw.f90.

    ! -- dummy
    type(ObserveType), intent(inout) :: obsrv
    class(DisBaseType), intent(in) :: dis
    integer(I4B), intent(in) :: inunitobs
    integer(I4B), intent(in) :: iout
    ! -- local
    integer(I4B) :: nn1, nn2
    integer(I4B) :: icol, istart, istop
    character(len=LINELENGTH) :: string
    character(len=LENBOUNDNAME) :: bndname
    ! formats
    !
    string = obsrv%IDstring
    ! -- Extract multi-aquifer well number from string and store it.
    !    If 1st item is not an integer(I4B), it should be a
    !    maw name--deal with it.
    icol = 1
    ! -- get multi-aquifer well number or boundary name
    call extract_idnum_or_bndname(string, icol, istart, istop, nn1, bndname)
    if (nn1 == namedboundflag) then
      obsrv%FeatureName = bndname
    else
      if (obsrv%ObsTypeId == 'MAW' .or. &
          obsrv%ObsTypeId == 'CONDUCTANCE') then
        call extract_idnum_or_bndname(string, icol, istart, istop, nn2, bndname)
        if (len_trim(bndname) < 1 .and. nn2 < 0) then
          write (errmsg, '(a,1x,a,a,1x,a,1x,a)') &
            'For observation type', trim(adjustl(obsrv%ObsTypeId)), &
            ', ID given as an integer and not as boundname,', &
            'but ID2 (icon) is missing.  Either change ID to valid', &
            'boundname or supply valid entry for ID2.'
          call store_error(errmsg)
        end if
        if (nn2 == namedboundflag) then
          obsrv%FeatureName = bndname
          ! -- reset nn1
          nn1 = nn2
        else
          obsrv%NodeNumber2 = nn2
        end if
      end if
    end if
    ! -- store multi-aquifer well number (NodeNumber)
    obsrv%NodeNumber = nn1
    !
    ! -- Return
    return

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maw_read_dimensions()

subroutine mawmodule::maw_read_dimensions

(

class(mawtype), intent(inout)

this

)

Definition at line 1048 of file gwf-maw.f90.

    use constantsmodule, only: linelength
    ! -- dummy
    class(MawType), intent(inout) :: this
    ! -- local
    character(len=LENBOUNDNAME) :: keyword
    integer(I4B) :: ierr
    logical :: isfound, endOfBlock
    ! -- format
    !
    ! -- initialize dimensions to -1
    this%nmawwells = -1
    this%maxbound = -1
    !
    ! -- get dimensions block
    call this%parser%GetBlock('DIMENSIONS', isfound, ierr, &
                              supportopenclose=.true.)
    !
    ! -- parse dimensions block if detected
    if (isfound) then
      write (this%iout, '(/1x,a)') &
        'PROCESSING '//trim(adjustl(this%text))//' DIMENSIONS'
      do
        call this%parser%GetNextLine(endofblock)
        if (endofblock) exit
        call this%parser%GetStringCaps(keyword)
        select case (keyword)
        case ('NMAWWELLS')
          this%nmawwells = this%parser%GetInteger()
          write (this%iout, '(4x,a,i0)') 'NMAWWELLS = ', this%nmawwells
        case default
          write (errmsg, '(3a)') &
            'Unknown '//trim(this%text)//' dimension: ', trim(keyword), '.'
          call store_error(errmsg)
        end select
      end do
      write (this%iout, '(1x,a)') &
        'END OF '//trim(adjustl(this%text))//' DIMENSIONS'
    else
      call store_error('Required dimensions block not found.', terminate=.true.)
    end if
    !
    ! -- verify dimensions were set correctly
    if (this%nmawwells < 0) then
      write (errmsg, '(a)') &
        'NMAWWELLS was not specified or was specified incorrectly.'
      call store_error(errmsg)
    end if
    !
    ! -- stop if errors were encountered in the DIMENSIONS block
    if (count_errors() > 0) then
      call this%parser%StoreErrorUnit()
    end if
    !
    ! -- read wells block
    call this%maw_read_wells()
    !
    ! -- read well_connections block
    call this%maw_read_well_connections()
    !
    ! -- Call define_listlabel to construct the list label that is written
    !    when PRINT_INPUT option is used.
    call this%define_listlabel()
    !
    ! -- setup the budget object
    call this%maw_setup_budobj()
    !
    ! -- setup the head table object
    call this%maw_setup_tableobj()
    !
    ! -- Return
    return

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maw_read_initial_attr()

subroutine mawmodule::maw_read_initial_attr

(

class(mawtype), intent(inout)

this

)

Definition at line 1124 of file gwf-maw.f90.

    ! -- modules
    use constantsmodule, only: linelength
    use memorymanagermodule, only: mem_setptr
    ! -- dummy
    class(MawType), intent(inout) :: this
    ! -- local
    character(len=LINELENGTH) :: title
    character(len=LINELENGTH) :: text
    integer(I4B) :: ntabcols
    integer(I4B) :: j
    integer(I4B) :: n
    integer(I4B) :: nn
    integer(I4B) :: jpos
    integer(I4B) :: inode
    integer(I4B) :: idx
    real(DP) :: k11
    real(DP) :: k22
    character(len=10), dimension(0:4) :: ccond
    character(len=30) :: nodestr
    ! -- data
    data ccond(0)/'SPECIFIED '/
    data ccond(1)/'THIEM     '/
    data ccond(2)/'SKIN      '/
    data ccond(3)/'CUMULATIVE'/
    data ccond(4)/'MEAN      '/
    ! -- format
    character(len=*), parameter :: fmtwelln = &
      "(1X,//43X,'MULTI-AQUIFER WELL DATA'&
      &/1X,109('-'),&
      &/1X,7(A10,1X),A16)"
    character(len=*), parameter :: fmtwelld = &
      &"(1X,I10,1X,4(G10.3,1X),I10,1X,A10,1X,A16)"
    character(len=*), parameter :: fmtline = &
      &"(1X,119('-'),//)"
    character(len=*), parameter :: fmtwellcn = &
      "(1X,//37X,'MULTI-AQUIFER WELL CONNECTION DATA'&
      &/1X,119('-'),&
      &/1X,2(A10,1X),A20,7(A10,1X))"
    character(len=*), parameter :: fmtwellcd = &
      &"(1X,2(I10,1X),A20,1X,2(G10.3,1X),2(A10,1X),3(G10.3,1X))"
    !
    ! -- initialize xnewpak
    do n = 1, this%nmawwells
      this%xnewpak(n) = this%strt(n)
      this%xsto(n) = this%strt(n)
    end do
    !
    ! -- initialize status (iboundpak) of maw wells to active
    do n = 1, this%nmawwells
      select case (this%status(n))
      case ('CONSTANT')
        this%iboundpak(n) = -1
      case ('INACTIVE')
        this%iboundpak(n) = 0
      case ('ACTIVE')
        this%iboundpak(n) = 1
      end select
    end do
    !
    ! -- set imap and boundname for each connection
    if (this%inamedbound /= 0) then
      idx = 0
      do n = 1, this%nmawwells
        do j = 1, this%ngwfnodes(n)
          idx = idx + 1
          this%boundname(idx) = this%cmawname(n)
          this%imap(idx) = n
        end do
      end do
    else
      do n = 1, this%nmawwells
        this%cmawname(n) = ''
      end do
    end if
    !
    ! -- copy boundname into boundname_cst
    call this%copy_boundname()
    !
    ! -- set pointer to gwf iss and gwf hk
    call mem_setptr(this%gwfiss, 'ISS', create_mem_path(this%name_model))
    call mem_setptr(this%gwfk11, 'K11', create_mem_path(this%name_model, 'NPF'))
    call mem_setptr(this%gwfk22, 'K22', create_mem_path(this%name_model, 'NPF'))
    call mem_setptr(this%gwfik22, 'IK22', create_mem_path(this%name_model, 'NPF'))
    call mem_setptr(this%gwfsat, 'SAT', create_mem_path(this%name_model, 'NPF'))
    !
    ! -- qa data
    call this%maw_check_attributes()
    !
    ! -- Calculate the saturated conductance
    do n = 1, this%nmawwells
      !
      ! -- calculate saturated conductance only if CONDUCTANCE was not
      !    specified for each maw-gwf connection (CONDUCTANCE keyword).
      do j = 1, this%ngwfnodes(n)
        if (this%ieqn(n) /= 0) then
          inode = this%get_gwfnode(n, j)
          call this%maw_calculate_satcond(n, j, inode)
        end if
      end do
    end do
    !
    ! -- write summary of static well data
    ! -- write well data
    if (this%iprpak /= 0) then
      ntabcols = 7
      if (this%inamedbound /= 0) then
        ntabcols = ntabcols + 1
      end if
      title = trim(adjustl(this%text))//' PACKAGE ('// &
              trim(adjustl(this%packName))//') STATIC WELL DATA'
      call table_cr(this%inputtab, this%packName, title)
      call this%inputtab%table_df(this%nmawwells, ntabcols, this%iout)
      text = 'NUMBER'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'RADIUS'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'AREA'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'WELL BOTTOM'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'STARTING HEAD'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'NUMBER OF GWF NODES'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'CONDUCT. EQUATION'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      if (this%inamedbound /= 0) then
        text = 'NAME'
        call this%inputtab%initialize_column(text, 20, alignment=tableft)
      end if
      do n = 1, this%nmawwells
        call this%inputtab%add_term(n)
        call this%inputtab%add_term(this%radius(n))
        call this%inputtab%add_term(this%area(n))
        call this%inputtab%add_term(this%bot(n))
        call this%inputtab%add_term(this%strt(n))
        call this%inputtab%add_term(this%ngwfnodes(n))
        call this%inputtab%add_term(ccond(this%ieqn(n)))
        if (this%inamedbound /= 0) then
          call this%inputtab%add_term(this%cmawname(n))
        end if
      end do
    end if
    !
    ! -- write well connection data
    if (this%iprpak /= 0) then
      ntabcols = 10
      title = trim(adjustl(this%text))//' PACKAGE ('// &
              trim(adjustl(this%packName))//') STATIC WELL CONNECTION DATA'
      call table_cr(this%inputtab, this%packName, title)
      call this%inputtab%table_df(this%maxbound, ntabcols, this%iout)
      text = 'NUMBER'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'WELL CONNECTION'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'CELLID'
      call this%inputtab%initialize_column(text, 20, alignment=tableft)
      text = 'TOP OF SCREEN'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'BOTTOM OF SCREEN'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'SKIN RADIUS'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'SKIN K'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'K11'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'K22'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      text = 'SATURATED WELL CONDUCT.'
      call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
      !
      ! -- write the data to the table
      do n = 1, this%nmawwells
        do j = 1, this%ngwfnodes(n)
          call this%inputtab%add_term(n)
          call this%inputtab%add_term(j)
          jpos = this%get_jpos(n, j)
          nn = this%get_gwfnode(n, j)
          call this%dis%noder_to_string(nn, nodestr)
          call this%inputtab%add_term(nodestr)
          call this%inputtab%add_term(this%topscrn(jpos))
          call this%inputtab%add_term(this%botscrn(jpos))
          if (this%ieqn(n) == 2 .or. &
              this%ieqn(n) == 3 .or. &
              this%ieqn(n) == 4) then
            call this%inputtab%add_term(this%sradius(jpos))
            call this%inputtab%add_term(this%hk(jpos))
          else
            call this%inputtab%add_term(' ')
            call this%inputtab%add_term(' ')
          end if
          if (this%ieqn(n) == 1 .or. &
              this%ieqn(n) == 2 .or. &
              this%ieqn(n) == 3) then
            k11 = this%gwfk11(nn)
            if (this%gwfik22 == 0) then
              k22 = this%gwfk11(nn)
            else
              k22 = this%gwfk22(nn)
            end if
            call this%inputtab%add_term(k11)
            call this%inputtab%add_term(k22)
          else
            call this%inputtab%add_term(' ')
            call this%inputtab%add_term(' ')
          end if
          call this%inputtab%add_term(this%satcond(jpos))
        end do
      end do
    end if
    !
    ! -- finished with pointer to gwf hydraulic conductivity
    this%gwfk11 => null()
    this%gwfk22 => null()
    this%gwfik22 => null()
    this%gwfsat => null()
    !
    ! -- check for any error conditions
    if (count_errors() > 0) then
      call store_error_unit(this%inunit)
    end if
    !
    ! -- Return
    return

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maw_read_options()

subroutine mawmodule::maw_read_options	(	class(mawtype), intent(inout)	this,
		character(len=*), intent(inout)	option,
		logical, intent(inout)	found
	)

Overrides BndTypebnd_options

Definition at line 1683 of file gwf-maw.f90.

    use constantsmodule, only: maxcharlen, dzero, mnormal
    use openspecmodule, only: access, form
    use inputoutputmodule, only: urword, getunit, openfile
    ! -- dummy
    class(MawType), intent(inout) :: this
    character(len=*), intent(inout) :: option
    logical, intent(inout) :: found
    ! -- local
    character(len=MAXCHARLEN) :: fname, keyword
    ! -- formats
    character(len=*), parameter :: fmtflowingwells = &
      &"(4x, 'FLOWING WELLS WILL BE SIMULATED.')"
    character(len=*), parameter :: fmtshutdown = &
      &"(4x, 'SHUTDOWN ', a, ' VALUE (',g15.7,') SPECIFIED.')"
    character(len=*), parameter :: fmtnostoragewells = &
      &"(4x, 'WELL STORAGE WILL NOT BE SIMULATED.')"
    character(len=*), parameter :: fmtmawbin = &
      "(4x, 'MAW ', 1x, a, 1x, ' WILL BE SAVED TO FILE: ', a, /4x, &
     &'OPENED ON UNIT: ', I0)"
    !
    ! -- Check for 'FLOWING_WELLS' and set this%iflowingwells
    found = .true.
    select case (option)
    case ('PRINT_HEAD')
      this%iprhed = 1
      write (this%iout, '(4x,a)') &
        trim(adjustl(this%text))//' heads will be printed to listing file.'
    case ('HEAD')
      call this%parser%GetStringCaps(keyword)
      if (keyword == 'FILEOUT') then
        call this%parser%GetString(fname)
        this%iheadout = getunit()
        call openfile(this%iheadout, this%iout, fname, 'DATA(BINARY)', &
                      form, access, 'REPLACE', mode_opt=mnormal)
        write (this%iout, fmtmawbin) 'HEAD', trim(adjustl(fname)), &
          this%iheadout
      else
        call store_error('Optional maw stage keyword must be '// &
                         'followed by fileout.')
      end if
    case ('BUDGET')
      call this%parser%GetStringCaps(keyword)
      if (keyword == 'FILEOUT') then
        call this%parser%GetString(fname)
        this%ibudgetout = getunit()
        call openfile(this%ibudgetout, this%iout, fname, 'DATA(BINARY)', &
                      form, access, 'REPLACE', mode_opt=mnormal)
        write (this%iout, fmtmawbin) 'BUDGET', trim(adjustl(fname)), &
          this%ibudgetout
      else
        call store_error('Optional maw budget keyword must be '// &
                         'followed by fileout.')
      end if
    case ('BUDGETCSV')
      call this%parser%GetStringCaps(keyword)
      if (keyword == 'FILEOUT') then
        call this%parser%GetString(fname)
        this%ibudcsv = getunit()
        call openfile(this%ibudcsv, this%iout, fname, 'CSV', &
                      filstat_opt='REPLACE')
        write (this%iout, fmtmawbin) 'BUDGET CSV', trim(adjustl(fname)), &
          this%ibudcsv
      else
        call store_error('OPTIONAL BUDGETCSV KEYWORD MUST BE FOLLOWED BY &
          &FILEOUT')
      end if
    case ('FLOWING_WELLS')
      this%iflowingwells = 1
      write (this%iout, fmtflowingwells)
    case ('SHUTDOWN_THETA')
      this%theta = this%parser%GetDouble()
      write (this%iout, fmtshutdown) 'THETA', this%theta
    case ('SHUTDOWN_KAPPA')
      this%kappa = this%parser%GetDouble()
      write (this%iout, fmtshutdown) 'KAPPA', this%kappa
    case ('MOVER')
      this%imover = 1
      write (this%iout, '(4x,A)') 'MOVER OPTION ENABLED'
    case ('NO_WELL_STORAGE')
      this%imawissopt = 1
      write (this%iout, fmtnostoragewells)
    case ('FLOW_CORRECTION')
      this%correct_flow = .true.
      write (this%iout, '(4x,a,/,4x,a)') &
        'MAW-GWF FLOW CORRECTIONS WILL BE APPLIED WHEN MAW HEADS ARE BELOW', &
        'OR GWF HEADS IN CONNECTED CELLS ARE BELOW THE CELL BOTTOM.'
    case ('MAW_FLOW_REDUCE_CSV')
      call this%parser%GetStringCaps(keyword)
      if (keyword == 'FILEOUT') then
        call this%parser%GetString(fname)
        call this%maw_redflow_csv_init(fname)
      else
        call store_error('OPTIONAL MAW_FLOW_REDUCE_CSV KEYWORD MUST BE &
          &FOLLOWED BY FILEOUT')
      end if
      !
      ! -- right now these are options that are only available in the
      !    development version and are not included in the documentation.
      !    These options are only available when IDEVELOPMODE in
      !    constants module is set to 1
    case ('DEV_PEACEMAN_EFFECTIVE_RADIUS')
      call this%parser%DevOpt()
      this%ieffradopt = 1
      write (this%iout, '(4x,a)') &
        'EFFECTIVE RADIUS FOR STRUCTURED GRIDS WILL BE CALCULATED &
        &USING PEACEMAN 1983'
    case default
      !
      ! -- No options found
      found = .false.
    end select
    !
    ! -- Return
    return

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maw_read_well_connections()

subroutine mawmodule::maw_read_well_connections

(

class(mawtype), intent(inout)

this

)

Definition at line 800 of file gwf-maw.f90.

    use constantsmodule, only: linelength
    ! -- dummy
    class(MawType), intent(inout) :: this
    ! -- local
    character(len=LINELENGTH) :: cellid
    character(len=30) :: nodestr
    logical :: isfound
    logical :: endOfBlock
    integer(I4B) :: ierr
    integer(I4B) :: ival
    integer(I4B) :: j
    integer(I4B) :: jj
    integer(I4B) :: n
    integer(I4B) :: nn
    integer(I4B) :: nn2
    integer(I4B) :: ipos
    integer(I4B) :: jpos
    integer(I4B) :: ireset_scrntop
    integer(I4B) :: ireset_scrnbot
    integer(I4B) :: ireset_wellbot
    real(DP) :: rval
    real(DP) :: topnn
    real(DP) :: botnn
    real(DP) :: botw
    integer(I4B), dimension(:), pointer, contiguous :: nboundchk
    integer(I4B), dimension(:), pointer, contiguous :: iachk
    !
    ! -- initialize counters
    ireset_scrntop = 0
    ireset_scrnbot = 0
    ireset_wellbot = 0
    !
    ! -- allocate and initialize local storage
    allocate (iachk(this%nmawwells + 1))
    iachk(1) = 1
    do n = 1, this%nmawwells
      iachk(n + 1) = iachk(n) + this%ngwfnodes(n)
    end do
    allocate (nboundchk(this%maxbound))
    do n = 1, this%maxbound
      nboundchk(n) = 0
    end do
    !
    ! -- get well_connections block
    call this%parser%GetBlock('CONNECTIONDATA', isfound, ierr, &
                              supportopenclose=.true.)
    !
    ! -- parse well_connections block if detected
    if (isfound) then
      write (this%iout, '(/1x,a)') 'PROCESSING '//trim(adjustl(this%text))// &
        ' CONNECTIONDATA'
      do
        call this%parser%GetNextLine(endofblock)
        if (endofblock) exit
        !
        ! -- well number
        ival = this%parser%GetInteger()
        n = ival
        !
        ! -- check for error condition
        if (n < 1 .or. n > this%nmawwells) then
          write (errmsg, '(a,1x,i0,a)') &
            'IMAW must be greater than 0 and less than or equal to ', &
            this%nmawwells, '.'
          call store_error(errmsg)
          cycle
        end if
        !
        ! -- read connection number
        ival = this%parser%GetInteger()
        if (ival < 1 .or. ival > this%ngwfnodes(n)) then
          write (errmsg, '(a,1x,i0,1x,a,1x,i0,a)') &
            'JCONN for well ', n, &
            'must be greater than 1 and less than or equal to ', &
            this%ngwfnodes(n), '.'
          call store_error(errmsg)
          cycle
        end if
 
        ipos = iachk(n) + ival - 1
        nboundchk(ipos) = nboundchk(ipos) + 1
 
        j = ival
        jpos = this%get_jpos(n, ival)
        !
        ! -- read gwfnodes from the line
        call this%parser%GetCellid(this%dis%ndim, cellid)
        nn = this%dis%noder_from_cellid(cellid, this%inunit, this%iout)
        topnn = this%dis%top(nn)
        botnn = this%dis%bot(nn)
        botw = this%bot(n)
        !
        ! -- set gwf node number for connection
        this%gwfnodes(jpos) = nn
        !
        ! -- top of screen
        rval = this%parser%GetDouble()
        if (this%ieqn(n) /= 4) then
          rval = topnn
        else
          if (rval > topnn) then
            ireset_scrntop = ireset_scrntop + 1
            rval = topnn
          end if
        end if
        this%topscrn(jpos) = rval
        !
        ! -- bottom of screen
        rval = this%parser%GetDouble()
        if (this%ieqn(n) /= 4) then
          rval = botnn
        else
          if (rval < botnn) then
            ireset_scrnbot = ireset_scrnbot + 1
            rval = botnn
          end if
        end if
        this%botscrn(jpos) = rval
        !
        ! -- adjust the bottom of the well for all conductance approaches
        !    except for "mean"
        if (rval < botw) then
          if (this%ieqn(n) /= 4) then
            ireset_wellbot = ireset_wellbot + 1
            botw = rval
            this%bot(n) = rval
          else
            write (errmsg, '(a,1x,i0,1x,a,1x,i0,1x,a,g0,a,g0,a)') &
              'Screen bottom for maw well', n, 'connection', j, '(', &
              this%botscrn(jpos), ') is less than the well bottom (', &
              this%bot(n), ').'
            call store_error(errmsg)
          end if
        end if
        !
        ! -- hydraulic conductivity or conductance
        rval = this%parser%GetDouble()
        if (this%ieqn(n) == 0) then
          this%satcond(jpos) = rval
        else if (this%ieqn(n) == 2 .OR. this%ieqn(n) == 3 .OR. &
                 this%ieqn(n) == 4) then
          this%hk(jpos) = rval
        end if
        !
        ! -- skin radius
        rval = this%parser%GetDouble()
        if (this%ieqn(n) == 2 .OR. this%ieqn(n) == 3 .OR. &
            this%ieqn(n) == 4) then
          this%sradius(jpos) = rval
          if (this%sradius(jpos) <= this%radius(n)) then
            write (errmsg, '(a,1x,i0,1x,a,1x,i0,1x,a,g0,a,g0,a)') &
              'Screen radius for maw well', n, 'connection', j, '(', &
              this%sradius(jpos), &
              ') is less than or equal to the well radius (', &
              this%radius(n), ').'
            call store_error(errmsg)
          end if
        end if
      end do
      write (this%iout, '(1x,a)') &
        'END OF '//trim(adjustl(this%text))//' CONNECTIONDATA'
 
      ipos = 0
      do n = 1, this%nmawwells
        do j = 1, this%ngwfnodes(n)
          ipos = ipos + 1
          !
          ! -- check for missing or duplicate maw well connections
          if (nboundchk(ipos) == 0) then
            write (errmsg, '(a,1x,i0,1x,a,1x,i0,a)') &
              'No data specified for maw well', n, 'connection', j, '.'
            call store_error(errmsg)
          else if (nboundchk(ipos) > 1) then
            write (errmsg, '(a,1x,i0,1x,a,1x,i0,1x,a,1x,i0,1x,a)') &
              'Data for maw well', n, 'connection', j, &
              'specified', nboundchk(n), 'times.'
            call store_error(errmsg)
          end if
        end do
      end do
      !
      ! -- make sure that more than one connection per cell is only specified
      !    wells using the mean conducance type
      do n = 1, this%nmawwells
        if (this%ieqn(n) /= 4) then
          do j = 1, this%ngwfnodes(n)
            nn = this%get_gwfnode(n, j)
            do jj = 1, this%ngwfnodes(n)
              !
              ! -- skip current maw node
              if (jj == j) then
                cycle
              end if
              nn2 = this%get_gwfnode(n, jj)
              if (nn2 == nn) then
                call this%dis%noder_to_string(nn, nodestr)
                write (errmsg, '(a,1x,i0,1x,a,1x,i0,3(1x,a))') &
                  'Only one connection can be specified for maw well', &
                  n, 'connection', j, 'to gwf cell', trim(adjustl(nodestr)), &
                  'unless the mean condeqn is specified.'
                call store_error(errmsg)
              end if
            end do
          end do
        end if
      end do
    else
      call store_error('Required connectiondata block not found.')
    end if
    !
    ! -- deallocate local variable
    deallocate (iachk)
    deallocate (nboundchk)
    !
    ! -- add warning messages
    if (ireset_scrntop > 0) then
      write (warnmsg, '(a,1x,a,1x,a,1x,i0,1x,a)') &
        'The screen tops in multi-aquifer well package', trim(this%packName), &
        'were reset to the top of the connected cell', ireset_scrntop, 'times.'
      call store_warning(warnmsg)
    end if
    if (ireset_scrnbot > 0) then
      write (warnmsg, '(a,1x,a,1x,a,1x,i0,1x,a)') &
        'The screen bottoms in multi-aquifer well package', trim(this%packName), &
        'were reset to the bottom of the connected cell', ireset_scrnbot, &
        'times.'
      call store_warning(warnmsg)
    end if
    if (ireset_wellbot > 0) then
      write (warnmsg, '(a,1x,a,1x,a,1x,i0,1x,a)') &
        'The well bottoms in multi-aquifer well package', trim(this%packName), &
        'were reset to the bottom of the connected cell', ireset_wellbot, &
        'times.'
      call store_warning(warnmsg)
    end if
    !
    ! -- write summary of maw well_connection error messages
    if (count_errors() > 0) then
      call this%parser%StoreErrorUnit()
    end if
    !
    ! -- Return
    return

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maw_read_wells()

subroutine mawmodule::maw_read_wells

(

class(mawtype), intent(inout)

this

)

Definition at line 545 of file gwf-maw.f90.

    use constantsmodule, only: linelength
    use timeseriesmanagermodule, only: read_value_or_time_series_adv
    ! -- dummy
    class(MawType), intent(inout) :: this
    ! -- local
    character(len=LINELENGTH) :: text
    character(len=LINELENGTH) :: keyword
    character(len=LINELENGTH) :: cstr
    character(len=LENBOUNDNAME) :: bndName
    character(len=LENBOUNDNAME) :: bndNameTemp
    character(len=9) :: cno
    logical :: isfound
    logical :: endOfBlock
    integer(I4B) :: ival
    integer(I4B) :: n
    integer(I4B) :: j
    integer(I4B) :: ii
    integer(I4B) :: jj
    integer(I4B) :: ieqn
    integer(I4B) :: itmp
    integer(I4B) :: ierr
    integer(I4B) :: idx
    real(DP) :: rval
    real(DP), pointer :: bndElem => null()
    ! -- local allocatable arrays
    character(len=LINELENGTH), dimension(:), allocatable :: strttext
    character(len=LENBOUNDNAME), dimension(:), allocatable :: nametxt
    character(len=50), dimension(:, :), allocatable :: caux
    integer(I4B), dimension(:), allocatable :: nboundchk
    integer(I4B), dimension(:), allocatable :: wellieqn
    integer(I4B), dimension(:), allocatable :: ngwfnodes
    real(DP), dimension(:), allocatable :: radius
    real(DP), dimension(:), allocatable :: bottom
    ! -- format
    character(len=*), parameter :: fmthdbot = &
      "('well head (', G0, ') must be greater than or equal to the &
      &BOTTOM_ELEVATION (', G0, ').')"
    !
    ! -- allocate and initialize temporary variables
    allocate (strttext(this%nmawwells))
    allocate (nametxt(this%nmawwells))
    if (this%naux > 0) then
      allocate (caux(this%naux, this%nmawwells))
    end if
    allocate (nboundchk(this%nmawwells))
    allocate (wellieqn(this%nmawwells))
    allocate (ngwfnodes(this%nmawwells))
    allocate (radius(this%nmawwells))
    allocate (bottom(this%nmawwells))
    !
    ! -- initialize temporary variables
    do n = 1, this%nmawwells
      nboundchk(n) = 0
    end do
    !
    ! -- initialize itmp
    itmp = 0
    !
    ! -- set npakeq to nmawwells
    this%npakeq = this%nmawwells
    !
    ! -- read maw well data
    ! -- get wells block
    call this%parser%GetBlock('PACKAGEDATA', isfound, ierr, &
                              supportopenclose=.true.)
    !
    ! -- parse locations block if detected
    if (isfound) then
      write (this%iout, '(/1x,a)') &
        'PROCESSING '//trim(adjustl(this%text))//' PACKAGEDATA'
      do
        call this%parser%GetNextLine(endofblock)
        if (endofblock) exit
        ival = this%parser%GetInteger()
        n = ival
 
        if (n < 1 .or. n > this%nmawwells) then
          write (errmsg, '(a,1x,i0,a)') &
            'IMAW must be greater than 0 and less than or equal to', &
            this%nmawwells, '.'
          call store_error(errmsg)
          cycle
        end if
        !
        ! -- increment nboundchk
        nboundchk(n) = nboundchk(n) + 1
        !
        ! -- radius
        rval = this%parser%GetDouble()
        if (rval <= dzero) then
          write (errmsg, '(a,1x,i0,1x,a)') &
            'Radius for well', n, 'must be greater than zero.'
          call store_error(errmsg)
        end if
        radius(n) = rval
        !
        ! -- well bottom
        bottom(n) = this%parser%GetDouble()
        !
        ! -- strt
        call this%parser%GetString(strttext(n))
        !
        ! -- ieqn
        call this%parser%GetStringCaps(keyword)
        if (keyword == 'SPECIFIED') then
          ieqn = 0
        else if (keyword == 'THEIM' .or. keyword == 'THIEM') then
          ieqn = 1
        else if (keyword == 'SKIN') then
          ieqn = 2
        else if (keyword == 'CUMULATIVE') then
          ieqn = 3
        else if (keyword == 'MEAN') then
          ieqn = 4
        else
          write (errmsg, '(a,1x,i0,1x,a)') &
            'CONDEQN for well', n, &
            "must be 'CUMULATIVE', 'THIEM', 'MEAN', or 'SKIN'."
        end if
        wellieqn(n) = ieqn
        !
        ! -- ngwnodes
        ival = this%parser%GetInteger()
        if (ival < 1) then
          ival = 0
          write (errmsg, '(a,1x,i0,1x,a)') &
            'NGWFNODES for well', n, 'must be greater than zero.'
          call store_error(errmsg)
        end if
 
        if (ival > 0) then
          ngwfnodes(n) = ival
        end if
        !
        ! -- increment maxbound
        itmp = itmp + ival
        !
        ! -- get aux data
        do jj = 1, this%naux
          call this%parser%GetString(caux(jj, n))
        end do
        !
        ! -- set default bndName
        write (cno, '(i9.9)') n
        bndname = 'MAWWELL'//cno
        !
        ! -- read well name
        if (this%inamedbound /= 0) then
          call this%parser%GetStringCaps(bndnametemp)
          if (bndnametemp /= '') then
            bndname = bndnametemp
          end if
        end if
        nametxt(n) = bndname
      end do
 
      write (this%iout, '(1x,a)') &
        'END OF '//trim(adjustl(this%text))//' PACKAGEDATA'
      !
      ! -- check for duplicate or missing wells
      do n = 1, this%nmawwells
        if (nboundchk(n) == 0) then
          write (errmsg, '(a,1x,i0,a)') 'No data specified for maw well', n, '.'
          call store_error(errmsg)
        else if (nboundchk(n) > 1) then
          write (errmsg, '(a,1x,i0,1x,a,1x,i0,1x,a)') &
            'Data for maw well', n, 'specified', nboundchk(n), 'times.'
          call store_error(errmsg)
        end if
      end do
    else
      call store_error('Required packagedata block not found.')
    end if
    !
    ! -- terminate if any errors were detected
    if (count_errors() > 0) then
      call this%parser%StoreErrorUnit()
    end if
    !
    ! -- set MAXBOUND
    this%maxbound = itmp
    write (this%iout, '(//4x,a,i7)') 'MAXBOUND = ', this%maxbound
    !
    ! -- allocate well and connection data
    call this%maw_allocate_well_conn_arrays()
    !
    ! -- fill well data with data stored in temporary local arrays
    do n = 1, this%nmawwells
      rval = radius(n)
      this%radius(n) = rval
      this%area(n) = dpi * rval**dtwo
      this%bot(n) = bottom(n)
      this%ieqn(n) = wellieqn(n)
      this%ngwfnodes(n) = ngwfnodes(n)
      this%cmawname(n) = nametxt(n)
      !
      ! fill timeseries aware data
      !
      ! -- well_head and strt
      jj = 1 ! For WELL_HEAD
      bndelem => this%well_head(n)
      call read_value_or_time_series_adv(strttext(n), n, jj, bndelem, &
                                         this%packName, 'BND', this%tsManager, &
                                         this%iprpak, 'WELL_HEAD')
      !
      ! -- set starting head value
      this%strt(n) = this%well_head(n)
      !
      ! -- check for error condition
      if (this%strt(n) < this%bot(n)) then
        write (cstr, fmthdbot) this%strt(n), this%bot(n)
        call this%maw_set_attribute_error(n, 'STRT', trim(cstr))
      end if
      !
      ! -- fill aux data
      do jj = 1, this%naux
        text = caux(jj, n)
        ii = n
        bndelem => this%mauxvar(jj, ii)
        call read_value_or_time_series_adv(text, ii, jj, bndelem, this%packName, &
                                           'AUX', this%tsManager, this%iprpak, &
                                           this%auxname(jj))
      end do
    end do
    !
    ! -- set iaconn and imap for each connection
    idx = 0
    this%iaconn(1) = 1
    do n = 1, this%nmawwells
      do j = 1, this%ngwfnodes(n)
        idx = idx + 1
        this%imap(idx) = n
      end do
      this%iaconn(n + 1) = idx + 1
    end do
    !
    ! -- deallocate local storage
    deallocate (strttext)
    deallocate (nametxt)
    if (this%naux > 0) then
      deallocate (caux)
    end if
    deallocate (nboundchk)
    deallocate (wellieqn)
    deallocate (ngwfnodes)
    deallocate (radius)
    deallocate (bottom)
    !
    ! -- Return
    return

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maw_redflow_csv_init()

subroutine mawmodule::maw_redflow_csv_init ( class(mawtype), intent(inout)  this, character(len=*), intent(in)  fname  )

private

Parameters

[in,out]

this

MawType object

Definition at line 3407 of file gwf-maw.f90.

    ! -- dummy variables
    class(MawType), intent(inout) :: this !< MawType object
    character(len=*), intent(in) :: fname
    ! -- format
    character(len=*), parameter :: fmtredflowcsv = &
      "(4x, 'MAW REDUCED FLOW INFORMATION WILL BE SAVED TO FILE: ', a, /4x, &
    &'OPENED ON UNIT: ', I0)"
 
    this%ioutredflowcsv = getunit()
    call openfile(this%ioutredflowcsv, this%iout, fname, 'CSV', &
                  filstat_opt='REPLACE')
    write (this%iout, fmtredflowcsv) trim(adjustl(fname)), &
      this%ioutredflowcsv
    write (this%ioutredflowcsv, '(a)') &
      'time,period,step,MAWnumber,rate-requested,rate-actual,maw-reduction'
    !
    ! -- Return
    return

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maw_redflow_csv_write()

subroutine mawmodule::maw_redflow_csv_write ( class(mawtype), intent(inout)  this )

private

Parameters

[in,out]

this

MawType object

Definition at line 3430 of file gwf-maw.f90.

    ! -- modules
    use tdismodule, only: totim, kstp, kper
    ! -- dummy variables
    class(MawType), intent(inout) :: this !< MawType object
    ! -- local
    integer(I4B) :: n
    !integer(I4B) :: nodereduced
    !integer(I4B) :: nodeuser
    real(DP) :: v
    ! -- format
    do n = 1, this%nmawwells
      !
      ! -- test if node is constant or inactive
      if (this%status(n) .ne. 'ACTIVE') then
        cycle
      end if
      v = this%rate(n) - this%ratesim(n) !reductions in extraction will be negative and reductions in injection will be positive; follows convention of WEL AUTO_FLOW_REDUCE_CSV
      if (abs(v) > dem9) then !need to check absolute value of difference for both extraction and injection; using 1e-9 as epsilon value but could be tweaked
        write (this%ioutredflowcsv, '(*(G0,:,","))') &
          totim, kper, kstp, n, this%rate(n), this%ratesim(n), v
      end if
    end do
    !
    ! -- Return
    return

maw_rp()

subroutine mawmodule::maw_rp ( class(mawtype), intent(inout)  this )

private

Read itmp and new boundaries if itmp > 0

Definition at line 1837 of file gwf-maw.f90.

    use constantsmodule, only: linelength
    use tdismodule, only: kper, nper
    ! -- dummy
    class(MawType), intent(inout) :: this
    ! -- local
    character(len=LINELENGTH) :: title
    character(len=LINELENGTH) :: line
    character(len=LINELENGTH) :: text
    character(len=16) :: csteady
    logical :: isfound
    logical :: endOfBlock
    integer(I4B) :: ierr
    integer(I4B) :: node
    integer(I4B) :: n
    integer(I4B) :: ntabcols
    integer(I4B) :: ntabrows
    integer(I4B) :: imaw
    integer(I4B) :: ibnd
    integer(I4B) :: j
    integer(I4B) :: jpos
    integer(I4B) :: iheadlimit_warning
    ! -- formats
    character(len=*), parameter :: fmtblkerr = &
      &"('Looking for BEGIN PERIOD iper.  Found ', a, ' instead.')"
    character(len=*), parameter :: fmtlsp = &
      &"(1X,/1X,'REUSING ',A,'S FROM LAST STRESS PERIOD')"
    !
    ! -- initialize counters
    iheadlimit_warning = 0
    !
    ! -- set steady-state flag based on gwfiss
    this%imawiss = this%gwfiss
    !
    ! -- reset maw steady flag if 'STEADY-STATE' specified in the OPTIONS block
    if (this%imawissopt == 1) then
      this%imawiss = 1
    end if
    !
    ! -- set nbound to maxbound
    this%nbound = this%maxbound
    !
    ! -- Set ionper to the stress period number for which a new block of data
    !    will be read.
    if (this%inunit == 0) return
    !
    ! -- get stress period data
    if (this%ionper < kper) then
      !
      ! -- get period block
      call this%parser%GetBlock('PERIOD', isfound, ierr, &
                                supportopenclose=.true., &
                                blockrequired=.false.)
      if (isfound) then
        !
        ! -- read ionper and check for increasing period numbers
        call this%read_check_ionper()
      else
        !
        ! -- PERIOD block not found
        if (ierr < 0) then
          ! -- End of file found; data applies for remainder of simulation.
          this%ionper = nper + 1
        else
          ! -- Found invalid block
          call this%parser%GetCurrentLine(line)
          write (errmsg, fmtblkerr) adjustl(trim(line))
          call store_error(errmsg, terminate=.true.)
        end if
      end if
    end if
    !
    ! -- Read data if ionper == kper
    if (this%ionper == kper) then
      !
      ! -- setup table for period data
      if (this%iprpak /= 0) then
        !
        ! -- reset the input table object
        title = trim(adjustl(this%text))//' PACKAGE ('// &
                trim(adjustl(this%packName))//') DATA FOR PERIOD'
        write (title, '(a,1x,i6)') trim(adjustl(title)), kper
        call table_cr(this%inputtab, this%packName, title)
        call this%inputtab%table_df(1, 5, this%iout, finalize=.false.)
        text = 'NUMBER'
        call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
        text = 'KEYWORD'
        call this%inputtab%initialize_column(text, 20, alignment=tableft)
        do n = 1, 3
          write (text, '(a,1x,i6)') 'VALUE', n
          call this%inputtab%initialize_column(text, 15, alignment=tabcenter)
        end do
      end if
      !
      ! -- set flag to check attributes
      this%check_attr = 1
      do
        call this%parser%GetNextLine(endofblock)
        if (endofblock) exit
 
        imaw = this%parser%GetInteger()
        if (imaw < 1 .or. imaw > this%nmawwells) then
          write (errmsg, '(2(a,1x),i0,a)') &
            'IMAW must be greater than 0 and', &
            'less than or equal to ', this%nmawwells, '.'
          call store_error(errmsg)
          cycle
        end if
        !
        ! -- set stress period data
        call this%maw_set_stressperiod(imaw, iheadlimit_warning)
        !
        ! -- write line to table
        if (this%iprpak /= 0) then
          call this%parser%GetCurrentLine(line)
          call this%inputtab%line_to_columns(line)
        end if
      end do
      if (this%iprpak /= 0) then
        call this%inputtab%finalize_table()
      end if
      !
      ! -- using data from the last stress period
    else
      write (this%iout, fmtlsp) trim(this%filtyp)
    end if
    !
    ! -- issue warning messages
    if (iheadlimit_warning > 0) then
      write (warnmsg, '(a,a,a,1x,a,1x,a)') &
        "HEAD_LIMIT in '", trim(this%packName), "' was below the well bottom", &
        "for one or more multi-aquifer well(s). This may result in", &
        "convergence failures for some models."
      call store_warning(warnmsg, substring=warnmsg(:50))
    end if
    !
    ! -- write summary of maw well stress period error messages
    if (count_errors() > 0) then
      call this%parser%StoreErrorUnit()
    end if
    !
    ! -- qa data if necessary
    if (this%check_attr /= 0) then
      call this%maw_check_attributes()
 
      ! -- write summary of stress period data for MAW
      if (this%iprpak == 1) then
        if (this%imawiss /= 0) then
          csteady = 'STEADY-STATE    '
        else
          csteady = 'TRANSIENT       '
        end if
        !
        ! -- reset the input table object for rate data
        title = trim(adjustl(this%text))//' PACKAGE ('// &
                trim(adjustl(this%packName))//') '//trim(adjustl(csteady))// &
                ' RATE DATA FOR PERIOD'
        write (title, '(a,1x,i6)') trim(adjustl(title)), kper
        ntabcols = 6
        call table_cr(this%inputtab, this%packName, title)
        call this%inputtab%table_df(this%nmawwells, ntabcols, this%iout)
        text = 'NUMBER'
        call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
        text = 'STATUS'
        call this%inputtab%initialize_column(text, 12, alignment=tabcenter)
        text = 'RATE'
        call this%inputtab%initialize_column(text, 12, alignment=tabcenter)
        text = 'SPECIFIED HEAD'
        call this%inputtab%initialize_column(text, 12, alignment=tabcenter)
        text = 'PUMP ELEVATION'
        call this%inputtab%initialize_column(text, 12, alignment=tabcenter)
        text = 'REDUCTION LENGTH'
        call this%inputtab%initialize_column(text, 12, alignment=tabcenter)
        do n = 1, this%nmawwells
          call this%inputtab%add_term(n)
          call this%inputtab%add_term(this%status(n))
          call this%inputtab%add_term(this%rate(n))
          if (this%iboundpak(n) < 0) then
            call this%inputtab%add_term(this%well_head(n))
          else
            call this%inputtab%add_term(' ')
          end if
          call this%inputtab%add_term(this%pumpelev(n))
          if (this%reduction_length(n) /= dep20) then
            call this%inputtab%add_term(this%reduction_length(n))
          else
            call this%inputtab%add_term(' ')
          end if
        end do
        !
        ! -- flowing wells
        if (this%iflowingwells > 0) then
          !
          ! -- reset the input table object for flowing well data
          title = trim(adjustl(this%text))//' PACKAGE ('// &
                  trim(adjustl(this%packName))//') '//trim(adjustl(csteady))// &
                  ' FLOWING WELL DATA FOR PERIOD'
          write (title, '(a,1x,i6)') trim(adjustl(title)), kper
          ntabcols = 4
          ntabrows = 0
          do n = 1, this%nmawwells
            if (this%fwcond(n) > dzero) then
              ntabrows = ntabrows + 1
            end if
          end do
          if (ntabrows > 0) then
            call table_cr(this%inputtab, this%packName, title)
            call this%inputtab%table_df(ntabrows, ntabcols, this%iout)
            text = 'NUMBER'
            call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
            text = 'ELEVATION'
            call this%inputtab%initialize_column(text, 12, alignment=tabcenter)
            text = 'CONDUCT.'
            call this%inputtab%initialize_column(text, 12, alignment=tabcenter)
            text = 'REDUCTION LENGTH'
            call this%inputtab%initialize_column(text, 12, alignment=tabcenter)
            do n = 1, this%nmawwells
              if (this%fwcond(n) > dzero) then
                call this%inputtab%add_term(n)
                call this%inputtab%add_term(this%fwelev(n))
                call this%inputtab%add_term(this%fwcond(n))
                call this%inputtab%add_term(this%fwrlen(n))
              end if
            end do
          end if
        end if
        !
        ! -- reset the input table object for shutoff data
        title = trim(adjustl(this%text))//' PACKAGE ('// &
                trim(adjustl(this%packName))//') '//trim(adjustl(csteady))// &
                ' WELL SHUTOFF DATA FOR PERIOD'
        write (title, '(a,1x,i6)') trim(adjustl(title)), kper
        ntabcols = 4
        ntabrows = 0
        do n = 1, this%nmawwells
          if (this%shutofflevel(n) /= dep20) then
            ntabrows = ntabrows + 1
          end if
        end do
        if (ntabrows > 0) then
          call table_cr(this%inputtab, this%packName, title)
          call this%inputtab%table_df(ntabrows, ntabcols, this%iout)
          text = 'NUMBER'
          call this%inputtab%initialize_column(text, 10, alignment=tabcenter)
          text = 'ELEVATION'
          call this%inputtab%initialize_column(text, 12, alignment=tabcenter)
          text = 'MINIMUM. Q'
          call this%inputtab%initialize_column(text, 12, alignment=tabcenter)
          text = 'MAXIMUM Q'
          call this%inputtab%initialize_column(text, 12, alignment=tabcenter)
          do n = 1, this%nmawwells
            if (this%shutofflevel(n) /= dep20) then
              call this%inputtab%add_term(n)
              call this%inputtab%add_term(this%shutofflevel(n))
              call this%inputtab%add_term(this%shutoffmin(n))
              call this%inputtab%add_term(this%shutoffmax(n))
            end if
          end do
        end if
      end if
    end if
    !
    ! -- fill arrays
    ibnd = 1
    do n = 1, this%nmawwells
      do j = 1, this%ngwfnodes(n)
        jpos = this%get_jpos(n, j)
        node = this%get_gwfnode(n, j)
        this%nodelist(ibnd) = node
        this%bound(1, ibnd) = this%xnewpak(n)
        this%bound(2, ibnd) = this%satcond(jpos)
        this%bound(3, ibnd) = this%botscrn(jpos)
        if (this%iboundpak(n) > 0) then
          this%bound(4, ibnd) = this%rate(n)
        else
          this%bound(4, ibnd) = dzero
        end if
        ibnd = ibnd + 1
      end do
    end do
    !
    ! -- Return
    return

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maw_rp_obs()

subroutine mawmodule::maw_rp_obs ( class(mawtype), intent(inout)  this )

private

Only done the first stress period since boundaries are fixed for the simulation

Definition at line 3221 of file gwf-maw.f90.

    use tdismodule, only: kper
    ! -- dummy
    class(MawType), intent(inout) :: this
    ! -- local
    integer(I4B) :: i
    integer(I4B) :: j
    integer(I4B) :: n
    integer(I4B) :: nn1
    integer(I4B) :: nn2
    integer(I4B) :: jj
    character(len=LENBOUNDNAME) :: bname
    logical :: jfound
    class(ObserveType), pointer :: obsrv => null()
    ! -- formats
10  format('Boundary "', a, '" for observation "', a, &
           '" is invalid in package "', a, '"')
    !
    if (kper == 1) then
      do i = 1, this%obs%npakobs
        obsrv => this%obs%pakobs(i)%obsrv
        !
        ! -- get node number 1
        nn1 = obsrv%NodeNumber
        if (nn1 == namedboundflag) then
          bname = obsrv%FeatureName
          if (bname /= '') then
            ! -- Observation maw is based on a boundary name.
            !    Iterate through all multi-aquifer wells to identify and store
            !    corresponding index in bound array.
            jfound = .false.
            if (obsrv%ObsTypeId == 'MAW' .or. &
                obsrv%ObsTypeId == 'CONDUCTANCE') then
              do j = 1, this%nmawwells
                do jj = this%iaconn(j), this%iaconn(j + 1) - 1
                  if (this%boundname(jj) == bname) then
                    jfound = .true.
                    call obsrv%AddObsIndex(jj)
                  end if
                end do
              end do
            else
              do j = 1, this%nmawwells
                if (this%cmawname(j) == bname) then
                  jfound = .true.
                  call obsrv%AddObsIndex(j)
                end if
              end do
            end if
            if (.not. jfound) then
              write (errmsg, 10) &
                trim(bname), trim(obsrv%Name), trim(this%packName)
              call store_error(errmsg)
            end if
          end if
        else
          if (obsrv%indxbnds_count == 0) then
            if (obsrv%ObsTypeId == 'MAW' .or. &
                obsrv%ObsTypeId == 'CONDUCTANCE') then
              nn2 = obsrv%NodeNumber2
              j = this%iaconn(nn1) + nn2 - 1
              call obsrv%AddObsIndex(j)
            else
              call obsrv%AddObsIndex(nn1)
            end if
          else
            errmsg = 'Programming error in maw_rp_obs'
            call store_error(errmsg)
          end if
        end if
        !
        ! -- catch non-cumulative observation assigned to observation defined
        !    by a boundname that is assigned to more than one element
        if (obsrv%ObsTypeId == 'HEAD') then
          if (obsrv%indxbnds_count > 1) then
            write (errmsg, '(a,3(1x,a))') &
              trim(adjustl(obsrv%ObsTypeId)), &
              'for observation', trim(adjustl(obsrv%Name)), &
              'must be assigned to a multi-aquifer well with a unique boundname.'
            call store_error(errmsg)
          end if
        end if
        !
        ! -- check that index values are valid
        if (obsrv%ObsTypeId == 'MAW' .or. &
            obsrv%ObsTypeId == 'CONDUCTANCE') then
          do j = 1, obsrv%indxbnds_count
            nn1 = obsrv%indxbnds(j)
            n = this%imap(nn1)
            nn2 = nn1 - this%iaconn(n) + 1
            jj = this%iaconn(n + 1) - this%iaconn(n)
            if (nn1 < 1 .or. nn1 > this%maxbound) then
              write (errmsg, '(3(a,1x),i0,1x,a,i0,a)') &
                trim(adjustl(obsrv%ObsTypeId)), &
                'multi-aquifer well connection number must be greater than 0', &
                'and less than', jj, '(specified value is ', nn2, ').'
              call store_error(errmsg)
            end if
          end do
        else
          do j = 1, obsrv%indxbnds_count
            nn1 = obsrv%indxbnds(j)
            if (nn1 < 1 .or. nn1 > this%nmawwells) then
              write (errmsg, '(3(a,1x),i0,1x,a,i0,a)') &
                trim(adjustl(obsrv%ObsTypeId)), &
                'multi-aquifer well must be greater than 0 ', &
                'and less than or equal to', this%nmawwells, &
                '(specified value is ', nn1, ').'
              call store_error(errmsg)
            end if
          end do
        end if
      end do
      !
      ! -- evaluate if there are any observation errors
      if (count_errors() > 0) then
        call store_error_unit(this%inunit)
      end if
    end if
    !
    ! -- Return
    return

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maw_set_attribute_error()

subroutine mawmodule::maw_set_attribute_error	(	class(mawtype), intent(inout)	this,
		integer(i4b), intent(in)	imaw,
		character(len=*), intent(in)	keyword,
		character(len=*), intent(in)	msg
	)

Definition at line 1489 of file gwf-maw.f90.

    use simmodule, only: store_error
    ! -- dummy
    class(MawType), intent(inout) :: this
    integer(I4B), intent(in) :: imaw
    character(len=*), intent(in) :: keyword
    character(len=*), intent(in) :: msg
    ! -- local
    ! -- formats
    !
    if (len(msg) == 0) then
      write (errmsg, '(a,1x,a,1x,i0,1x,a)') &
        keyword, ' for MAW well', imaw, 'has already been set.'
    else
      write (errmsg, '(a,1x,a,1x,i0,1x,a)') &
        keyword, ' for MAW well', imaw, msg
    end if
    call store_error(errmsg)
    !
    ! -- Return
    return

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maw_set_pointers()

subroutine mawmodule::maw_set_pointers ( class(mawtype)  this, integer(i4b), pointer  neq, integer(i4b), dimension(:), pointer, contiguous  ibound, real(dp), dimension(:), pointer, contiguous  xnew, real(dp), dimension(:), pointer, contiguous  xold, real(dp), dimension(:), pointer, contiguous  flowja  )

private

Definition at line 2958 of file gwf-maw.f90.

    ! -- modules
    use memorymanagermodule, only: mem_allocate, mem_checkin
    ! -- dummy
    class(MawType) :: this
    integer(I4B), pointer :: neq
    integer(I4B), dimension(:), pointer, contiguous :: ibound
    real(DP), dimension(:), pointer, contiguous :: xnew
    real(DP), dimension(:), pointer, contiguous :: xold
    real(DP), dimension(:), pointer, contiguous :: flowja
    ! -- local
    integer(I4B) :: n
    integer(I4B) :: istart, iend
    !
    ! -- call base BndType set_pointers
    call this%BndType%set_pointers(neq, ibound, xnew, xold, flowja)
    !
    ! -- Set the MAW pointers
    !
    ! -- set package pointers
    istart = this%dis%nodes + this%ioffset + 1
    iend = istart + this%nmawwells - 1
    this%iboundpak => this%ibound(istart:iend)
    this%xnewpak => this%xnew(istart:iend)
    call mem_checkin(this%xnewpak, 'HEAD', this%memoryPath, 'X', &
                     this%memoryPathModel)
    call mem_allocate(this%xoldpak, this%nmawwells, 'XOLDPAK', this%memoryPath)
    !
    ! -- initialize xnewpak
    do n = 1, this%nmawwells
      this%xnewpak(n) = dep20
    end do
    !
    ! -- Return
    return

maw_set_stressperiod()

subroutine mawmodule::maw_set_stressperiod	(	class(mawtype), intent(inout)	this,
		integer(i4b), intent(in)	imaw,
		integer(i4b), intent(inout)	iheadlimit_warning
	)

Definition at line 1354 of file gwf-maw.f90.

    ! -- modules
    use timeseriesmanagermodule, only: read_value_or_time_series_adv
    ! -- dummy
    class(MawType), intent(inout) :: this
    integer(I4B), intent(in) :: imaw
    integer(I4B), intent(inout) :: iheadlimit_warning
    ! -- local
    character(len=LINELENGTH) :: errmsgr
    character(len=LINELENGTH) :: text
    character(len=LINELENGTH) :: cstr
    character(len=LINELENGTH) :: caux
    character(len=LINELENGTH) :: keyword
    integer(I4B) :: ii
    integer(I4B) :: jj
    real(DP) :: rval
    real(DP), pointer :: bndElem => null()
    integer(I4B) :: istat
    ! -- formats
    character(len=*), parameter :: fmthdbot = &
      &"('well head (',G0,') must be >= BOTTOM_ELEVATION (',G0, ').')"
    !
    ! -- read remainder of variables on the line
    call this%parser%GetStringCaps(keyword)
    select case (keyword)
    case ('STATUS')
      call this%parser%GetStringCaps(text)
      this%status(imaw) = text(1:8)
      select case (text)
      case ('CONSTANT')
        this%iboundpak(imaw) = -1
      case ('INACTIVE')
        this%iboundpak(imaw) = 0
      case ('ACTIVE')
        this%iboundpak(imaw) = 1
      case default
        write (errmsg, '(2a)') &
          'Unknown '//trim(this%text)//" maw status keyword: '", &
          trim(text)//"'."
        call store_error(errmsg)
      end select
    case ('RATE')
      call this%parser%GetString(text)
      jj = 1 ! For RATE
      bndelem => this%rate(imaw)
      call read_value_or_time_series_adv(text, imaw, jj, bndelem, &
                                         this%packName, 'BND', this%tsManager, &
                                         this%iprpak, 'RATE')
    case ('WELL_HEAD')
      call this%parser%GetString(text)
      jj = 1 ! For WELL_HEAD
      bndelem => this%well_head(imaw)
      call read_value_or_time_series_adv(text, imaw, jj, bndelem, &
                                         this%packName, 'BND', this%tsManager, &
                                         this%iprpak, 'WELL_HEAD')
      !
      ! -- set xnewpak to well_head
      this%xnewpak(imaw) = this%well_head(imaw)
      !
      ! -- check for error condition
      if (this%well_head(imaw) < this%bot(imaw)) then
        write (cstr, fmthdbot) &
          this%well_head(imaw), this%bot(imaw)
        call this%maw_set_attribute_error(imaw, 'WELL HEAD', trim(cstr))
      end if
    case ('FLOWING_WELL')
      this%fwelev(imaw) = this%parser%GetDouble()
      this%fwcond(imaw) = this%parser%GetDouble()
      this%fwrlen(imaw) = this%parser%GetDouble()
      !
      ! -- test for condition where flowing well data is specified but
      !    flowing_wells is not specified in the options block
      if (this%iflowingwells == 0) then
        this%iflowingwells = -1
        text = 'Flowing well data is specified in the '//trim(this%packName)// &
               ' package but FLOWING_WELL was not specified in the '// &
               'OPTIONS block.'
        call store_warning(text)
      end if
    case ('RATE_SCALING')
      rval = this%parser%GetDouble()
      this%pumpelev(imaw) = rval
      rval = this%parser%GetDouble()
      this%reduction_length(imaw) = rval
      if (rval < dzero) then
        call this%maw_set_attribute_error(imaw, trim(keyword), &
                                          'must be greater than or equal to 0.')
      end if
    case ('HEAD_LIMIT')
      call this%parser%GetString(text)
      if (trim(text) == 'OFF') then
        this%shutofflevel(imaw) = dep20
      else
        read (text, *, iostat=istat, iomsg=errmsgr) &
          this%shutofflevel(imaw)
        if (istat /= 0) then
          errmsg = 'Could not read HEAD_LIMIT value. '//trim(errmsgr)
          call store_error(errmsg)
        end if
        if (this%shutofflevel(imaw) <= this%bot(imaw)) then
          iheadlimit_warning = iheadlimit_warning + 1
        end if
      end if
    case ('SHUT_OFF')
      rval = this%parser%GetDouble()
      this%shutoffmin(imaw) = rval
      rval = this%parser%GetDouble()
      this%shutoffmax(imaw) = rval
    case ('AUXILIARY')
      call this%parser%GetStringCaps(caux)
      do jj = 1, this%naux
        if (trim(adjustl(caux)) /= trim(adjustl(this%auxname(jj)))) cycle
        call this%parser%GetString(text)
        ii = imaw
        bndelem => this%mauxvar(jj, ii)
        call read_value_or_time_series_adv(text, ii, jj, bndelem, &
                                           this%packName, 'AUX', &
                                           this%tsManager, this%iprpak, &
                                           this%auxname(jj))
        exit
      end do
    case default
      write (errmsg, '(2a)') &
        'Unknown '//trim(this%text)//" maw data keyword: '", &
        trim(keyword)//"'."
      call store_error(errmsg)
    end select
 
    !
    ! -- Return
    return

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maw_setup_budobj()

subroutine mawmodule::maw_setup_budobj ( class(mawtype)  this )

private

Definition at line 4164 of file gwf-maw.f90.

    ! -- modules
    use constantsmodule, only: lenbudtxt
    ! -- dummy
    class(MawType) :: this
    ! -- local
    integer(I4B) :: nbudterm
    integer(I4B) :: n, j, n2
    real(DP) :: q
    integer(I4B) :: maxlist, naux
    integer(I4B) :: idx
    character(len=LENBUDTXT) :: text
    character(len=LENBUDTXT), dimension(1) :: auxtxt
    !
    ! -- Determine the number of maw budget terms. These are fixed for
    !    the simulation and cannot change.
    ! gwf rate [flowing_well] storage constant_flow [frommvr tomvr tomvrcf [tomvrfw]] [aux]
    nbudterm = 4
    if (this%iflowingwells > 0) then
      nbudterm = nbudterm + 1
    end if
    if (this%imover == 1) then
      nbudterm = nbudterm + 3
      if (this%iflowingwells > 0) then
        nbudterm = nbudterm + 1
      end if
    end if
    if (this%naux > 0) nbudterm = nbudterm + 1
    !
    ! -- set up budobj
    call budgetobject_cr(this%budobj, this%packName)
    call this%budobj%budgetobject_df(this%nmawwells, nbudterm, 0, 0, &
                                     ibudcsv=this%ibudcsv)
    idx = 0
    !
    ! -- Go through and set up each budget term
    !
    ! --
    text = '             GWF'
    idx = idx + 1
    maxlist = this%maxbound
    naux = 1
    auxtxt(1) = '       FLOW-AREA'
    call this%budobj%budterm(idx)%initialize(text, &
                                             this%name_model, &
                                             this%packName, &
                                             this%name_model, &
                                             this%name_model, &
                                             maxlist, .false., .true., &
                                             naux, auxtxt)
    call this%budobj%budterm(idx)%reset(this%maxbound)
    q = dzero
    do n = 1, this%nmawwells
      do j = 1, this%ngwfnodes(n)
        n2 = this%get_gwfnode(n, j)
        call this%budobj%budterm(idx)%update_term(n, n2, q)
      end do
    end do
    !
    ! --
    text = '            RATE'
    idx = idx + 1
    maxlist = this%nmawwells
    naux = 0
    call this%budobj%budterm(idx)%initialize(text, &
                                             this%name_model, &
                                             this%packName, &
                                             this%name_model, &
                                             this%packName, &
                                             maxlist, .false., .false., &
                                             naux)
    !
    ! --
    if (this%iflowingwells > 0) then
      text = '         FW-RATE'
      idx = idx + 1
      maxlist = this%nmawwells
      naux = 0
      call this%budobj%budterm(idx)%initialize(text, &
                                               this%name_model, &
                                               this%packName, &
                                               this%name_model, &
                                               this%packName, &
                                               maxlist, .false., .false., &
                                               naux)
    end if
    !
    ! --
    text = '         STORAGE'
    idx = idx + 1
    maxlist = this%nmawwells
    naux = 1
    auxtxt(1) = '          VOLUME'
    call this%budobj%budterm(idx)%initialize(text, &
                                             this%name_model, &
                                             this%packName, &
                                             this%name_model, &
                                             this%name_model, &
                                             maxlist, .false., .true., &
                                             naux, auxtxt)
    !
    ! --
    text = '        CONSTANT'
    idx = idx + 1
    maxlist = this%nmawwells
    naux = 0
    call this%budobj%budterm(idx)%initialize(text, &
                                             this%name_model, &
                                             this%packName, &
                                             this%name_model, &
                                             this%packName, &
                                             maxlist, .false., .false., &
                                             naux)
    !
    ! --
    if (this%imover == 1) then
      !
      ! --
      text = '        FROM-MVR'
      idx = idx + 1
      maxlist = this%nmawwells
      naux = 0
      call this%budobj%budterm(idx)%initialize(text, &
                                               this%name_model, &
                                               this%packName, &
                                               this%name_model, &
                                               this%packName, &
                                               maxlist, .false., .false., &
                                               naux)
      !
      ! --
      text = '     RATE-TO-MVR'
      idx = idx + 1
      maxlist = this%nmawwells
      naux = 0
      call this%budobj%budterm(idx)%initialize(text, &
                                               this%name_model, &
                                               this%packName, &
                                               this%name_model, &
                                               this%packName, &
                                               maxlist, .false., .false., &
                                               naux)
      !
      ! -- constant-head flow to mover
      text = ' CONSTANT-TO-MVR'
      idx = idx + 1
      maxlist = this%nmawwells
      naux = 0
      call this%budobj%budterm(idx)%initialize(text, &
                                               this%name_model, &
                                               this%packName, &
                                               this%name_model, &
                                               this%packName, &
                                               maxlist, .false., .false., &
                                               naux)
      !
      ! -- flowing-well flow to mover
      if (this%iflowingwells > 0) then
        !
        ! --
        text = '  FW-RATE-TO-MVR'
        idx = idx + 1
        maxlist = this%nmawwells
        naux = 0
        call this%budobj%budterm(idx)%initialize(text, &
                                                 this%name_model, &
                                                 this%packName, &
                                                 this%name_model, &
                                                 this%packName, &
                                                 maxlist, .false., .false., &
                                                 naux)
      end if
    end if
    !
    ! -- auxiliary variable
    naux = this%naux
    if (naux > 0) then
      !
      ! --
      text = '       AUXILIARY'
      idx = idx + 1
      maxlist = this%maxbound
      call this%budobj%budterm(idx)%initialize(text, &
                                               this%name_model, &
                                               this%packName, &
                                               this%name_model, &
                                               this%packName, &
                                               maxlist, .false., .false., &
                                               naux, this%auxname)
    end if
    !
    ! -- if maw flow for each reach are written to the listing file
    if (this%iprflow /= 0) then
      call this%budobj%flowtable_df(this%iout)
    end if
    !
    ! -- Return
    return

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maw_setup_tableobj()

subroutine mawmodule::maw_setup_tableobj ( class(mawtype)  this )

private

The terms listed here must correspond in number and order to the ones written to the head table in the maw_ot method.

Definition at line 4583 of file gwf-maw.f90.

    ! -- modules
    use constantsmodule, only: linelength, lenbudtxt
    ! -- dummy
    class(MawType) :: this
    ! -- local
    integer(I4B) :: nterms
    character(len=LINELENGTH) :: title
    character(len=LINELENGTH) :: text
    !
    ! -- setup well head table
    if (this%iprhed > 0) then
      !
      ! -- Determine the number of head table columns
      nterms = 2
      if (this%inamedbound == 1) nterms = nterms + 1
      !
      ! -- set up table title
      title = trim(adjustl(this%text))//' PACKAGE ('// &
              trim(adjustl(this%packName))//') HEADS FOR EACH CONTROL VOLUME'
      !
      ! -- set up head tableobj
      call table_cr(this%headtab, this%packName, title)
      call this%headtab%table_df(this%nmawwells, nterms, this%iout, &
                                 transient=.true.)
      !
      ! -- Go through and set up table budget term
      if (this%inamedbound == 1) then
        text = 'NAME'
        call this%headtab%initialize_column(text, 20, alignment=tableft)
      end if
      !
      ! -- reach number
      text = 'NUMBER'
      call this%headtab%initialize_column(text, 10, alignment=tabcenter)
      !
      ! -- reach stage
      text = 'HEAD'
      call this%headtab%initialize_column(text, 12, alignment=tabcenter)
    end if
    !
    ! -- Return
    return

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Variable Documentation

ftype

character(len=lenftype) mawmodule::ftype = 'MAW'

Definition at line 39 of file gwf-maw.f90.

  character(len=LENFTYPE) :: ftype = 'MAW'

text

character(len=lenpackagename) mawmodule::text = ' MAW'

Definition at line 40 of file gwf-maw.f90.

  character(len=LENPACKAGENAME) :: text = '             MAW'