diff --git a/src/Model/GroundWaterTransport/gwt1.f90 b/src/Model/GroundWaterTransport/gwt1.f90
index 035b6c17d40..8f32e270e72 100644
--- a/src/Model/GroundWaterTransport/gwt1.f90
+++ b/src/Model/GroundWaterTransport/gwt1.f90
@@ -102,7 +102,6 @@ subroutine gwt_cr(filename, id, modelname)
     use ConstantsModule, only: LINELENGTH, LENPACKAGENAME
     use MemoryHelperModule, only: create_mem_path
     use MemoryManagerExtModule, only: mem_set_value
-    use SimVariablesModule, only: idm_context
     use GwtNamInputModule, only: GwtNamParamFoundType
     use BudgetModule, only: budget_cr
     ! -- dummy
@@ -113,9 +112,6 @@ subroutine gwt_cr(filename, id, modelname)
     integer(I4B) :: indis
     type(GwtModelType), pointer :: this
     class(BaseModelType), pointer :: model
-    character(len=LENMEMPATH) :: input_mempath
-    character(len=LINELENGTH) :: lst_fname
-    type(GwtNamParamFoundType) :: found
     !
     ! -- Allocate a new GWT Model (this)
     allocate (this)
@@ -132,33 +128,8 @@ subroutine gwt_cr(filename, id, modelname)
     model => this
     call AddBaseModelToList(basemodellist, model)
     !
-    ! -- Assign values
-    this%filename = filename
-    this%name = modelname
-    this%macronym = 'GWT'
-    this%id = id
-    !
-    ! -- set input model namfile memory path
-    input_mempath = create_mem_path(modelname, 'NAM', idm_context)
-    !
-    ! -- copy option params from input context
-    call mem_set_value(lst_fname, 'LIST', input_mempath, found%list)
-    call mem_set_value(this%iprpak, 'PRINT_INPUT', input_mempath, &
-                       found%print_input)
-    call mem_set_value(this%iprflow, 'PRINT_FLOWS', input_mempath, &
-                       found%print_flows)
-    call mem_set_value(this%ipakcb, 'SAVE_FLOWS', input_mempath, found%save_flows)
-    !
-    ! -- activate save_flows if found
-    if (found%save_flows) then
-      this%ipakcb = -1
-    end if
-    !
-    ! -- Create utility objects
-    call budget_cr(this%budget, this%name)
-    !
     ! -- Call parent class routine
-    call this%tsp_cr(filename, id, modelname, indis)
+    call this%tsp_cr(filename, id, modelname, 'GWT', indis)
     !
     ! -- create model packages
     call this%create_packages(indis)
@@ -190,7 +161,8 @@ subroutine gwt_df(this)
     if (this%indsp > 0) call this%dsp%dsp_df(this%dis)
     if (this%inssm > 0) call this%ssm%ssm_df()
     call this%oc%oc_df()
-    call this%budget%budget_df(NIUNIT_GWT, 'MASS', 'M')
+    call this%budget%budget_df(NIUNIT_GWT, this%depvarunit, &
+                               this%depvarunitabbrev)
     !
     ! -- Check for SSM package
     if (this%inssm == 0) then
@@ -317,7 +289,7 @@ subroutine gwt_ar(this)
     !call this%dis%dis_ar(this%npf%icelltype)
     !
     ! -- set up output control
-    call this%oc%oc_ar(this%x, this%dis, DHNOFLO)
+    call this%oc%oc_ar(this%x, this%dis, DHNOFLO, this%depvartype)
     call this%budget%set_ibudcsv(this%oc%ibudcsv)
     !
     ! -- Package input files now open, so allocate and read
@@ -512,6 +484,8 @@ subroutine gwt_cc(this, innertot, kiter, iend, icnvgmod, cpak, ipak, dpak)
     character(len=LENPAKLOC), intent(inout) :: cpak
     integer(I4B), intent(inout) :: ipak
     real(DP), intent(inout) :: dpak
+    ! -- local
+    ! -- formats
     !
     ! -- If mover is on, then at least 2 outers required
     if (this%inmvt > 0) call this%mvt%mvt_cc(kiter, iend, icnvgmod, cpak, dpak)
diff --git a/src/Model/TransportModel/tsp1.f90 b/src/Model/TransportModel/tsp1.f90
index 00c999e2c18..f1de33b333a 100644
--- a/src/Model/TransportModel/tsp1.f90
+++ b/src/Model/TransportModel/tsp1.f90
@@ -91,8 +91,11 @@ module TransportModelModule
   !!
   !! Create a new transport model that will be further refined into GWT or GWE
   !<
-  subroutine tsp_cr(this, filename, id, modelname, indis)
+  subroutine tsp_cr(this, filename, id, modelname, macronym, indis)
     ! -- modules
+    use MemoryHelperModule, only: create_mem_path
+    use MemoryManagerExtModule, only: mem_set_value
+    use SimVariablesModule, only: idm_context
     use GwfNamInputModule, only: GwfNamParamFoundType
     use BudgetModule, only: budget_cr
     ! -- dummy
@@ -101,13 +104,37 @@ subroutine tsp_cr(this, filename, id, modelname, indis)
     integer(I4B), intent(in) :: id
     integer(I4B), intent(inout) :: indis
     character(len=*), intent(in) :: modelname
+    character(len=*), intent(in) :: macronym
     ! -- local
+    character(len=LENMEMPATH) :: input_mempath
     character(len=LINELENGTH) :: lst_fname
     type(GwfNamParamFoundType) :: found
     !
+    ! -- Assign values
+    this%filename = filename
+    this%name = modelname
+    this%id = id
+    this%macronym = macronym
+    !
+    ! -- set input model namfile memory path
+    input_mempath = create_mem_path(modelname, 'NAM', idm_context)
+    !
+    ! -- copy option params from input context
+    call mem_set_value(lst_fname, 'LIST', input_mempath, found%list)
+    call mem_set_value(this%iprpak, 'PRINT_INPUT', input_mempath, &
+                       found%print_input)
+    call mem_set_value(this%iprflow, 'PRINT_FLOWS', input_mempath, &
+                       found%print_flows)
+    call mem_set_value(this%ipakcb, 'SAVE_FLOWS', input_mempath, found%save_flows)
+    !
     ! -- create the list file
     call this%create_lstfile(lst_fname, filename, found%list)
     !
+    ! -- activate save_flows if found
+    if (found%save_flows) then
+      this%ipakcb = -1
+    end if
+    !
     ! -- log set options
     if (this%iout > 0) then
       call this%log_namfile_options(found)
diff --git a/src/Model/TransportModel/tsp1oc1.f90 b/src/Model/TransportModel/tsp1oc1.f90
index df6b2f35873..cdad8682249 100644
--- a/src/Model/TransportModel/tsp1oc1.f90
+++ b/src/Model/TransportModel/tsp1oc1.f90
@@ -53,12 +53,15 @@ end subroutine oc_cr
 
   !> @ brief Allocate and read TspOcType
   !!
-  !!  Setup concentration and budget as output control variables.
+  !!  Setup dependent variable (e.g., concentration or temperature)
+  !!  and budget as output control variables.
+  !!
   !<
-  subroutine oc_ar(this, conc, dis, dnodata)
+  subroutine oc_ar(this, depvar, dis, dnodata, dvname)
     ! -- dummy
     class(TspOcType) :: this !< TspOcType object
-    real(DP), dimension(:), pointer, contiguous, intent(in) :: conc !< model concentration
+    real(DP), dimension(:), pointer, contiguous, intent(in) :: depvar !< model concentration
+    character(len=*), intent(in) :: dvname !< name of dependent variable solved by generalized transport model (concentration, temperature)
     class(DisBaseType), pointer, intent(in) :: dis !< model discretization package
     real(DP), intent(in) :: dnodata !< no data value
     ! -- local
@@ -78,7 +81,7 @@ subroutine oc_ar(this, conc, dis, dnodata)
                                 'COLUMNS 10 WIDTH 11 DIGITS 4 GENERAL ', &
                                 this%iout, dnodata)
       case (2)
-        call ocdobjptr%init_dbl('CONCENTRATION', conc, dis, 'PRINT LAST ', &
+        call ocdobjptr%init_dbl(trim(dvname), depvar, dis, 'PRINT LAST ', &
                                 'COLUMNS 10 WIDTH 11 DIGITS 4 GENERAL ', &
                                 this%iout, dnodata)
       end select