diff --git a/make/makefile b/make/makefile
index 6867c3485ae..06b18b4d307 100644
--- a/make/makefile
+++ b/make/makefile
@@ -181,6 +181,7 @@ $(OBJDIR)/IdmLoad.o \
 $(OBJDIR)/BoundaryPackage.o \
 $(OBJDIR)/VirtualBase.o \
 $(OBJDIR)/BaseModel.o \
+$(OBJDIR)/PrintSaveManager.o \
 $(OBJDIR)/PackageBudget.o \
 $(OBJDIR)/HeadFileReader.o \
 $(OBJDIR)/BudgetObject.o \
@@ -191,8 +192,8 @@ $(OBJDIR)/VirtualDataLists.o \
 $(OBJDIR)/VirtualDataContainer.o \
 $(OBJDIR)/SimStages.o \
 $(OBJDIR)/NumericalModel.o \
+$(OBJDIR)/OutputControlData.o \
 $(OBJDIR)/FlowModelInterface.o \
-$(OBJDIR)/PrintSaveManager.o \
 $(OBJDIR)/Xt3dAlgorithm.o \
 $(OBJDIR)/gwf3tvbase8.o \
 $(OBJDIR)/gwf3sfr8.o \
@@ -206,11 +207,11 @@ $(OBJDIR)/gwf3drn8.o \
 $(OBJDIR)/IndexMap.o \
 $(OBJDIR)/VirtualModel.o \
 $(OBJDIR)/BaseExchange.o \
+$(OBJDIR)/OutputControl.o \
 $(OBJDIR)/gwf3ic8.o \
 $(OBJDIR)/tsp1fmi1.o \
 $(OBJDIR)/TspAdvOptions.o \
 $(OBJDIR)/UzfCellGroup.o \
-$(OBJDIR)/OutputControlData.o \
 $(OBJDIR)/Xt3dInterface.o \
 $(OBJDIR)/gwf3tvk8.o \
 $(OBJDIR)/gwf3vsc8.o \
@@ -221,6 +222,7 @@ $(OBJDIR)/ImsLinearSettings.o \
 $(OBJDIR)/ConvergenceSummary.o \
 $(OBJDIR)/CellWithNbrs.o \
 $(OBJDIR)/NumericalExchange.o \
+$(OBJDIR)/tsp1oc1.o \
 $(OBJDIR)/tsp1ic1.o \
 $(OBJDIR)/tsp1adv1.o \
 $(OBJDIR)/gwf3disv8.o \
@@ -229,7 +231,6 @@ $(OBJDIR)/gwf3dis8.o \
 $(OBJDIR)/gwf3uzf8.o \
 $(OBJDIR)/gwt1apt1.o \
 $(OBJDIR)/GwtSpc.o \
-$(OBJDIR)/OutputControl.o \
 $(OBJDIR)/gwt1mst1.o \
 $(OBJDIR)/GwtDspOptions.o \
 $(OBJDIR)/gwf3npf8.o \
@@ -252,7 +253,6 @@ $(OBJDIR)/gwt1uzt1.o \
 $(OBJDIR)/gwt1ssm1.o \
 $(OBJDIR)/gwt1src1.o \
 $(OBJDIR)/gwt1sft1.o \
-$(OBJDIR)/gwt1oc1.o \
 $(OBJDIR)/gwt1obs1.o \
 $(OBJDIR)/gwt1mwt1.o \
 $(OBJDIR)/gwt1mvt1.o \
diff --git a/msvs/mf6core.vfproj b/msvs/mf6core.vfproj
index e9cd6a8356d..a2929d27d39 100644
--- a/msvs/mf6core.vfproj
+++ b/msvs/mf6core.vfproj
@@ -177,7 +177,6 @@
 		<File RelativePath="..\src\Model\GroundWaterTransport\gwt1mvt1.f90"/>
 		<File RelativePath="..\src\Model\GroundWaterTransport\gwt1mwt1.f90"/>
 		<File RelativePath="..\src\Model\GroundWaterTransport\gwt1obs1.f90"/>
-		<File RelativePath="..\src\Model\GroundWaterTransport\gwt1oc1.f90"/>
 		<File RelativePath="..\src\Model\GroundWaterTransport\gwt1sft1.f90"/>
 		<File RelativePath="..\src\Model\GroundWaterTransport\gwt1src1.f90"/>
 		<File RelativePath="..\src\Model\GroundWaterTransport\gwt1ssm1.f90"/>
@@ -208,7 +207,8 @@
 		<File RelativePath="..\src\Model\TransportModel\tsp1.f90"/>
 		<File RelativePath="..\src\Model\TransportModel\tsp1adv1.f90"/>
 		<File RelativePath="..\src\Model\TransportModel\tsp1fmi1.f90"/>
-		<File RelativePath="..\src\Model\TransportModel\tsp1ic1.f90"/></Filter>
+		<File RelativePath="..\src\Model\TransportModel\tsp1ic1.f90"/>
+		<File RelativePath="..\src\Model\TransportModel\tsp1oc1.f90"/></Filter>
 		<File RelativePath="..\src\Model\BaseModel.f90"/>
 		<File RelativePath="..\src\Model\ExplicitModel.f90"/>
 		<File RelativePath="..\src\Model\NumericalModel.f90"/>
diff --git a/src/Model/GroundWaterFlow/gwf3oc8.f90 b/src/Model/GroundWaterFlow/gwf3oc8.f90
index 12e635b7963..03485adc738 100644
--- a/src/Model/GroundWaterFlow/gwf3oc8.f90
+++ b/src/Model/GroundWaterFlow/gwf3oc8.f90
@@ -59,7 +59,7 @@ end subroutine oc_cr
   !<
   subroutine oc_ar(this, head, dis, dnodata)
     ! -- dummy
-    class(GwfOcType) :: this !< GwtOcType object
+    class(GwfOcType) :: this !< GwfOcType object
     real(DP), dimension(:), pointer, contiguous, intent(in) :: head !< model head
     class(DisBaseType), pointer, intent(in) :: dis !< model discretization package
     real(DP), intent(in) :: dnodata !< no data value
diff --git a/src/Model/GroundWaterTransport/gwt1.f90 b/src/Model/GroundWaterTransport/gwt1.f90
index 50c5e8c5941..3c563e79eed 100644
--- a/src/Model/GroundWaterTransport/gwt1.f90
+++ b/src/Model/GroundWaterTransport/gwt1.f90
@@ -15,12 +15,10 @@ module GwtModule
   use TransportModelModule, only: TransportModelType
   use BaseModelModule, only: BaseModelType
   use BndModule, only: BndType, AddBndToList, GetBndFromList
-  use TspFmiModule, only: TspFmiType
   use GwtDspModule, only: GwtDspType
   use GwtSsmModule, only: GwtSsmType
   use GwtMvtModule, only: GwtMvtType
   use GwtMstModule, only: GwtMstType
-  use GwtOcModule, only: GwtOcType
   use GwtObsModule, only: GwtObsType
   use BudgetModule, only: BudgetType
   use MatrixBaseModule
@@ -41,13 +39,11 @@ module GwtModule
     type(GwtDspType), pointer :: dsp => null() ! dispersion package
     type(GwtSsmType), pointer :: ssm => null() ! source sink mixing package
     type(GwtMvtType), pointer :: mvt => null() ! mover transport package
-    type(GwtOcType), pointer :: oc => null() ! output control package
     type(GwtObsType), pointer :: obs => null() ! observation package
     integer(I4B), pointer :: inmvt => null() ! unit number MVT
     integer(I4B), pointer :: inmst => null() ! unit number MST
     integer(I4B), pointer :: indsp => null() ! DSP enabled flag
     integer(I4B), pointer :: inssm => null() ! unit number SSM
-    integer(I4B), pointer :: inoc => null() ! unit number OC
     integer(I4B), pointer :: inobs => null() ! unit number OBS
 
   contains
@@ -885,7 +881,6 @@ subroutine gwt_da(this)
     call mem_deallocate(this%inssm)
     call mem_deallocate(this%inmst)
     call mem_deallocate(this%inmvt)
-    call mem_deallocate(this%inoc)
     call mem_deallocate(this%inobs)
     !
     ! -- Parent class members
@@ -974,14 +969,12 @@ subroutine allocate_scalars(this, modelname)
     call mem_allocate(this%inmst, 'INMST', this%memoryPath)
     call mem_allocate(this%indsp, 'INDSP', this%memoryPath)
     call mem_allocate(this%inssm, 'INSSM', this%memoryPath)
-    call mem_allocate(this%inoc, 'INOC ', this%memoryPath)
     call mem_allocate(this%inobs, 'INOBS', this%memoryPath)
     !
     this%inmvt = 0
     this%inmst = 0
     this%indsp = 0
     this%inssm = 0
-    this%inoc = 0
     this%inobs = 0
     !
     ! -- Return
@@ -1152,7 +1145,6 @@ subroutine create_gwt_packages(this, indis)
     use GwtDspModule, only: dsp_cr
     use GwtSsmModule, only: ssm_cr
     use GwtMvtModule, only: mvt_cr
-    use GwtOcModule, only: oc_cr
     use GwtObsModule, only: gwt_obs_cr
     ! -- dummy
     class(GwtModelType) :: this
@@ -1203,8 +1195,6 @@ subroutine create_gwt_packages(this, indis)
         mempathdsp = mempath
       case ('SSM6')
         this%inssm = inunit
-      case ('OC6')
-        this%inoc = inunit
       case ('OBS6')
         this%inobs = inunit
       case ('CNC6', 'SRC6', 'LKT6', 'SFT6', &
@@ -1222,7 +1212,6 @@ subroutine create_gwt_packages(this, indis)
                 this%fmi)
     call ssm_cr(this%ssm, this%name, this%inssm, this%iout, this%fmi)
     call mvt_cr(this%mvt, this%name, this%inmvt, this%iout, this%fmi)
-    call oc_cr(this%oc, this%name, this%inoc, this%iout)
     call gwt_obs_cr(this%obs, this%inobs)
     !
     ! -- Check to make sure that required ftype's have been specified
diff --git a/src/Model/TransportModel/tsp1.f90 b/src/Model/TransportModel/tsp1.f90
index 239f3a2a5d1..08b36ee67c3 100644
--- a/src/Model/TransportModel/tsp1.f90
+++ b/src/Model/TransportModel/tsp1.f90
@@ -14,6 +14,7 @@ module TransportModelModule
   use TspIcModule, only: TspIcType
   use TspFmiModule, only: TspFmiType
   use TspAdvModule, only: TspAdvType
+  use TspOcModule, only: TspOcType
   use BudgetModule, only: BudgetType
   use MatrixBaseModule
 
@@ -28,10 +29,12 @@ module TransportModelModule
     type(TspFmiType), pointer :: fmi => null() ! flow model interface
     type(TspAdvType), pointer :: adv => null() !< advection package
     type(TspIcType), pointer :: ic => null() !< initial conditions package
+    type(TspOcType), pointer :: oc => null() !< output control package
     type(BudgetType), pointer :: budget => null() !< budget object
     integer(I4B), pointer :: infmi => null() ! unit number FMI
     integer(I4B), pointer :: inadv => null() !< unit number ADV
     integer(I4B), pointer :: inic => null() !< unit number IC
+    integer(I4B), pointer :: inoc => null() !< unit number OC
     real(DP), pointer :: eqnsclfac => null() !< constant factor by which all terms in the model's governing equation are scaled (divided) for formulation and solution
     ! Labels that will be defined
     character(len=LENVARNAME) :: tsptype = '' !< "solute" or "heat"
@@ -285,11 +288,13 @@ subroutine allocate_tsp_scalars(this, modelname)
     call mem_allocate(this%inic, 'INIC', this%memoryPath)
     call mem_allocate(this%infmi, 'INFMI', this%memoryPath)
     call mem_allocate(this%inadv, 'INADV', this%memoryPath)
+    call mem_allocate(this%inoc, 'INOC ', this%memoryPath)
     call mem_allocate(this%eqnsclfac, 'EQNSCLFAC', this%memoryPath)
     !
     this%inic = 0
     this%infmi = 0
     this%inadv = 0
+    this%inoc = 0
     this%eqnsclfac = DZERO
     !
     ! -- Return
@@ -340,6 +345,7 @@ subroutine tsp_da(this)
     call mem_deallocate(this%inic)
     call mem_deallocate(this%infmi)
     call mem_deallocate(this%inadv)
+    call mem_deallocate(this%inoc)
     call mem_deallocate(this%eqnsclfac)
     !
     ! -- Return
@@ -495,6 +501,7 @@ subroutine create_tsp_packages(this, indis)
     use TspIcModule, only: ic_cr
     use TspFmiModule, only: fmi_cr
     use TspAdvModule, only: adv_cr
+    use TspOcModule, only: oc_cr
     ! -- dummy
     class(TransportModelType) :: this
     integer(I4B), intent(inout) :: indis ! DIS enabled flag
@@ -551,6 +558,8 @@ subroutine create_tsp_packages(this, indis)
         this%infmi = inunit
       case ('ADV6')
         this%inadv = inunit
+      case ('OC6')
+        this%inoc = inunit
       end select
     end do
     !
@@ -561,6 +570,8 @@ subroutine create_tsp_packages(this, indis)
                 this%depvartype)
     call adv_cr(this%adv, this%name, this%inadv, this%iout, this%fmi, &
                 this%eqnsclfac)
+    call oc_cr(this%oc, this%name, this%inoc, this%iout)
+
     !
     ! -- Return
     return
diff --git a/src/Model/GroundWaterTransport/gwt1oc1.f90 b/src/Model/TransportModel/tsp1oc1.f90
similarity index 82%
rename from src/Model/GroundWaterTransport/gwt1oc1.f90
rename to src/Model/TransportModel/tsp1oc1.f90
index d186d713259..df6b2f35873 100644
--- a/src/Model/GroundWaterTransport/gwt1oc1.f90
+++ b/src/Model/TransportModel/tsp1oc1.f90
@@ -1,4 +1,4 @@
-module GwtOcModule
+module TspOcModule
 
   use BaseDisModule, only: DisBaseType
   use KindModule, only: DP, I4B
@@ -8,29 +8,28 @@ module GwtOcModule
 
   implicit none
   private
-  public GwtOcType, oc_cr
+  public TspOcType, oc_cr
 
-  !> @ brief Output control for GWT
+  !> @ brief Output control
   !!
-  !!  Concrete implementation of OutputControlType for the
-  !!  GWT Model
+  !!  Concrete implementation of OutputControlType for a
+  !!  Transport Model
   !<
-  type, extends(OutputControlType) :: GwtOcType
+  type, extends(OutputControlType) :: TspOcType
   contains
     procedure :: oc_ar
-  end type GwtOcType
+  end type TspOcType
 
 contains
 
-  !> @ brief Create GwtOcType
+  !> @ brief Create TspOcType
   !!
-  !!  Create by allocating a new GwtOcType object and initializing
+  !!  Create by allocating a new TspOcType object and initializing
   !!  member variables.
-  !!
   !<
   subroutine oc_cr(ocobj, name_model, inunit, iout)
     ! -- dummy
-    type(GwtOcType), pointer :: ocobj !< GwtOcType object
+    type(TspOcType), pointer :: ocobj !< TspOcType object
     character(len=*), intent(in) :: name_model !< name of the model
     integer(I4B), intent(in) :: inunit !< unit number for input
     integer(I4B), intent(in) :: iout !< unit number for output
@@ -52,14 +51,13 @@ subroutine oc_cr(ocobj, name_model, inunit, iout)
     return
   end subroutine oc_cr
 
-  !> @ brief Allocate and read GwtOcType
+  !> @ brief Allocate and read TspOcType
   !!
   !!  Setup concentration and budget as output control variables.
-  !!
   !<
   subroutine oc_ar(this, conc, dis, dnodata)
     ! -- dummy
-    class(GwtOcType) :: this !< GwtOcType object
+    class(TspOcType) :: this !< TspOcType object
     real(DP), dimension(:), pointer, contiguous, intent(in) :: conc !< model concentration
     class(DisBaseType), pointer, intent(in) :: dis !< model discretization package
     real(DP), intent(in) :: dnodata !< no data value
@@ -97,4 +95,4 @@ subroutine oc_ar(this, conc, dis, dnodata)
     return
   end subroutine oc_ar
 
-end module GwtOcModule
+end module TspOcModule
diff --git a/src/meson.build b/src/meson.build
index d72ab2f9b7f..6151f7e7c34 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -104,7 +104,6 @@ modflow_sources = files(
     'Model' / 'GroundWaterTransport' / 'gwt1mvt1.f90',
     'Model' / 'GroundWaterTransport' / 'gwt1mwt1.f90',
     'Model' / 'GroundWaterTransport' / 'gwt1obs1.f90',
-    'Model' / 'GroundWaterTransport' / 'gwt1oc1.f90',
     'Model' / 'GroundWaterTransport' / 'gwt1sft1.f90',
     'Model' / 'GroundWaterTransport' / 'gwt1src1.f90',
     'Model' / 'GroundWaterTransport' / 'gwt1ssm1.f90',
@@ -134,6 +133,7 @@ modflow_sources = files(
     'Model' / 'TransportModel' / 'tsp1adv1.f90',
     'Model' / 'TransportModel' / 'tsp1fmi1.f90',
     'Model' / 'TransportModel' / 'tsp1ic1.f90',
+    'Model' / 'TransportModel' / 'tsp1oc1.f90',
     'Model' / 'BaseModel.f90',
     'Model' / 'ExplicitModel.f90',
     'Model' / 'NumericalModel.f90',