diff --git a/include/realizations/catchment/Bmi_C_Formulation.hpp b/include/realizations/catchment/Bmi_C_Formulation.hpp
index 2d59e3f703..64823cff19 100644
--- a/include/realizations/catchment/Bmi_C_Formulation.hpp
+++ b/include/realizations/catchment/Bmi_C_Formulation.hpp
@@ -68,18 +68,6 @@ namespace realization {
             return (T) outputs[t_index];
         }
 
-        /**
-         * Get value for some BMI model variable.
-         *
-         * This function assumes that the given variable, while returned by the model within an array per the BMI spec,
-         * is actual a single, scalar value.  Thus, it returns what is at index 0 of the array reference.
-         *
-         * @param index
-         * @param var_name
-         * @return
-         */
-        double get_var_value_as_double(const std::string& var_name) override;
-
         /**
          * Get value for some BMI model variable at a specific index.
          *
@@ -99,6 +87,7 @@ namespace realization {
          * @return
          */
         double get_var_value_as_double(const int& index, const std::string& var_name) override;
+        using Bmi_Formulation::get_var_value_as_double;
 
         /**
          * Test whether backing model has run BMI ``Initialize``.
diff --git a/include/realizations/catchment/Bmi_Cpp_Formulation.hpp b/include/realizations/catchment/Bmi_Cpp_Formulation.hpp
index 0848c26950..42c951e6b0 100644
--- a/include/realizations/catchment/Bmi_Cpp_Formulation.hpp
+++ b/include/realizations/catchment/Bmi_Cpp_Formulation.hpp
@@ -36,9 +36,8 @@ namespace realization {
             return (T) outputs[t_index];
         }
 
-        double get_var_value_as_double(const std::string& var_name) override;
-
         double get_var_value_as_double(const int& index, const std::string& var_name) override;
+        using Bmi_Formulation::get_var_value_as_double;
 
         bool is_model_initialized() override;
 
diff --git a/include/realizations/catchment/Bmi_Formulation.hpp b/include/realizations/catchment/Bmi_Formulation.hpp
index a1172c39d8..56fb1a0e85 100644
--- a/include/realizations/catchment/Bmi_Formulation.hpp
+++ b/include/realizations/catchment/Bmi_Formulation.hpp
@@ -225,7 +225,7 @@ namespace realization {
          * @param var_name
          * @return
          */
-        virtual double get_var_value_as_double(const std::string& var_name) = 0;
+        double get_var_value_as_double(const std::string& var_name);
 
         /**
          * Get value for some BMI model variable at a specific index.
diff --git a/include/realizations/catchment/Bmi_Fortran_Formulation.hpp b/include/realizations/catchment/Bmi_Fortran_Formulation.hpp
index da91040dac..7c72004e8a 100644
--- a/include/realizations/catchment/Bmi_Fortran_Formulation.hpp
+++ b/include/realizations/catchment/Bmi_Fortran_Formulation.hpp
@@ -46,9 +46,8 @@ namespace realization {
             return (time_t) (get_bmi_model()->convert_model_time_to_seconds(model_time));
         }
 
-        double get_var_value_as_double(const std::string &var_name) override;
-
         double get_var_value_as_double(const int &index, const std::string &var_name) override;
+        using Bmi_Formulation::get_var_value_as_double;
 
         friend class Bmi_Multi_Formulation;
 
diff --git a/include/realizations/catchment/Bmi_Multi_Formulation.hpp b/include/realizations/catchment/Bmi_Multi_Formulation.hpp
index accac74703..5f6d9cb594 100644
--- a/include/realizations/catchment/Bmi_Multi_Formulation.hpp
+++ b/include/realizations/catchment/Bmi_Multi_Formulation.hpp
@@ -531,20 +531,6 @@ namespace realization {
          */
         void create_multi_formulation(geojson::PropertyMap properties, bool needs_param_validation);
 
-        /**
-         * Get value for some BMI model variable.
-         *
-         * This function assumes that the given variable, while returned by the model within an array per the BMI spec,
-         * is actual a single, scalar value.  Thus, it returns what is at index 0 of the array reference.
-         *
-         * @param index
-         * @param var_name
-         * @return
-         */
-        double get_var_value_as_double(const std::string &var_name) override {
-            return get_var_value_as_double(0, var_name);
-        }
-
         /**
          * Get value for some BMI model variable at a specific index.
          *
@@ -590,6 +576,7 @@ namespace realization {
                 // TODO: look at adjusting defs to move this function up in class hierarchy (or at least add TODO there)
             }
         }
+        using Bmi_Formulation::get_var_value_as_double;
 
         /**
          * Initialize the deferred associations with the providers in @ref deferredProviders.
diff --git a/include/realizations/catchment/Bmi_Py_Formulation.hpp b/include/realizations/catchment/Bmi_Py_Formulation.hpp
index 530fc144d3..501a97e5d7 100644
--- a/include/realizations/catchment/Bmi_Py_Formulation.hpp
+++ b/include/realizations/catchment/Bmi_Py_Formulation.hpp
@@ -41,9 +41,8 @@ namespace realization {
 
         time_t convert_model_time(const double &model_time) override;
 
-        double get_var_value_as_double(const std::string &var_name) override;
-
         double get_var_value_as_double(const int &index, const std::string &var_name) override;
+        using Bmi_Formulation::get_var_value_as_double;
 
         /**
          * Test whether backing model has run BMI ``Initialize``.
diff --git a/src/realizations/catchment/Bmi_C_Formulation.cpp b/src/realizations/catchment/Bmi_C_Formulation.cpp
index 966a1abe89..5bc411770f 100644
--- a/src/realizations/catchment/Bmi_C_Formulation.cpp
+++ b/src/realizations/catchment/Bmi_C_Formulation.cpp
@@ -35,10 +35,6 @@ std::shared_ptr<Bmi_Adapter> Bmi_C_Formulation::construct_model(const geojson::P
                     output);
 }
 
-double Bmi_C_Formulation::get_var_value_as_double(const std::string& var_name) {
-    return get_var_value_as_double(0, var_name);
-}
-
 double Bmi_C_Formulation::get_var_value_as_double(const int& index, const std::string& var_name) {
     // TODO: consider different way of handling (and how to document) cases like long double or unsigned long long that
     //  don't fit or might convert inappropriately
diff --git a/src/realizations/catchment/Bmi_Cpp_Formulation.cpp b/src/realizations/catchment/Bmi_Cpp_Formulation.cpp
index b9c4cf0a88..dc18926577 100644
--- a/src/realizations/catchment/Bmi_Cpp_Formulation.cpp
+++ b/src/realizations/catchment/Bmi_Cpp_Formulation.cpp
@@ -45,10 +45,6 @@ std::shared_ptr<Bmi_Adapter> Bmi_Cpp_Formulation::construct_model(const geojson:
                     output);
 }
 
-double Bmi_Cpp_Formulation::get_var_value_as_double(const std::string& var_name) {
-    return get_var_value_as_double(0, var_name);
-}
-
 double Bmi_Cpp_Formulation::get_var_value_as_double(const int& index, const std::string& var_name) {
     // TODO: consider different way of handling (and how to document) cases like long double or unsigned long long that
     //  don't fit or might convert inappropriately
diff --git a/src/realizations/catchment/Bmi_Formulation.cpp b/src/realizations/catchment/Bmi_Formulation.cpp
index 008add30a1..015d3810c4 100644
--- a/src/realizations/catchment/Bmi_Formulation.cpp
+++ b/src/realizations/catchment/Bmi_Formulation.cpp
@@ -2,6 +2,10 @@
 
 namespace realization
 {
+    double Bmi_Formulation::get_var_value_as_double(const std::string& var_name) {
+        return this->get_var_value_as_double(0, var_name);
+    }
+
     const std::vector<std::string> Bmi_Formulation::OPTIONAL_PARAMETERS = {
                 BMI_REALIZATION_CFG_PARAM_OPT__FORCING_FILE,
                 BMI_REALIZATION_CFG_PARAM_OPT__VAR_STD_NAMES,
diff --git a/src/realizations/catchment/Bmi_Fortran_Formulation.cpp b/src/realizations/catchment/Bmi_Fortran_Formulation.cpp
index 54ad150dcb..301c828f96 100644
--- a/src/realizations/catchment/Bmi_Fortran_Formulation.cpp
+++ b/src/realizations/catchment/Bmi_Fortran_Formulation.cpp
@@ -47,10 +47,6 @@ std::string Bmi_Fortran_Formulation::get_formulation_type() {
     return "bmi_fortran";
 }
 
-double Bmi_Fortran_Formulation::get_var_value_as_double(const std::string &var_name) {
-    return get_var_value_as_double(0, var_name);
-}
-
 double Bmi_Fortran_Formulation::get_var_value_as_double(const int &index, const std::string &var_name) {
     auto model = std::dynamic_pointer_cast<models::bmi::Bmi_Fortran_Adapter>(get_bmi_model());
 
diff --git a/src/realizations/catchment/Bmi_Py_Formulation.cpp b/src/realizations/catchment/Bmi_Py_Formulation.cpp
index a119a26717..5cbb43a969 100644
--- a/src/realizations/catchment/Bmi_Py_Formulation.cpp
+++ b/src/realizations/catchment/Bmi_Py_Formulation.cpp
@@ -49,10 +49,6 @@ std::string Bmi_Py_Formulation::get_formulation_type() {
     return "bmi_py";
 }
 
-double Bmi_Py_Formulation::get_var_value_as_double(const std::string &var_name) {
-    return get_var_value_as_double(0, var_name);
-}
-
 double Bmi_Py_Formulation::get_var_value_as_double(const int &index, const std::string &var_name) {
     auto model = std::dynamic_pointer_cast<models::bmi::Bmi_Py_Adapter>(get_bmi_model());