diff --git a/src/main/java/gov/usgs/earthquake/nshmp/gmm/CombinedGmm.java b/src/main/java/gov/usgs/earthquake/nshmp/gmm/CombinedGmm.java
index c790609e65dda6a164e0ac5bb044a1b2efda6bd3..a7b5db0e43fa5ea1fd0cd7f53337e2eaa309eb7c 100644
--- a/src/main/java/gov/usgs/earthquake/nshmp/gmm/CombinedGmm.java
+++ b/src/main/java/gov/usgs/earthquake/nshmp/gmm/CombinedGmm.java
@@ -585,7 +585,7 @@ class CombinedGmm implements GroundMotionModel {
 
     static final String NAME = CombinedGmm.NAME + "PRVI Active Crust 2025 (2.0)";
     static final Constraints CONSTRAINTS = UsgsPrviBackbone2025.ActiveCrust.CONSTRAINTS;
-    static final CoefficientContainer COEFFS = UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT;
+    static final CoefficientContainer COEFFS = UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION;
 
     PrviActiveCrust2025(Imt imt) {
       super(imt, PRVI_ACTIVE_CRUST_2025);
@@ -601,7 +601,7 @@ class CombinedGmm implements GroundMotionModel {
 
     static final String NAME = CombinedGmm.NAME + "PRVI Interface 2025 (2.0)";
     static final Constraints CONSTRAINTS = UsgsPrviBackbone2025.ActiveCrust.CONSTRAINTS;
-    static final CoefficientContainer COEFFS = UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT;
+    static final CoefficientContainer COEFFS = UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION;
 
     PrviInterface2025(Imt imt) {
       super(imt, PRVI_INTERFACE_2025);
@@ -617,7 +617,7 @@ class CombinedGmm implements GroundMotionModel {
 
     static final String NAME = CombinedGmm.NAME + "PRVI Intraslab 2025 (2.0)";
     static final Constraints CONSTRAINTS = UsgsPrviBackbone2025.ActiveCrust.CONSTRAINTS;
-    static final CoefficientContainer COEFFS = UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT;
+    static final CoefficientContainer COEFFS = UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION;
 
     PrviIntraslab2025(Imt imt) {
       super(imt, PRVI_INTRASLAB_2025);
diff --git a/src/main/java/gov/usgs/earthquake/nshmp/gmm/Gmm.java b/src/main/java/gov/usgs/earthquake/nshmp/gmm/Gmm.java
index fb37cd9d3e17b532303e2c1edbc2f3d0178fd32f..9b23bb1c051f4033ca4873a704c7d713e0619fe3 100644
--- a/src/main/java/gov/usgs/earthquake/nshmp/gmm/Gmm.java
+++ b/src/main/java/gov/usgs/earthquake/nshmp/gmm/Gmm.java
@@ -1440,127 +1440,127 @@ public enum Gmm {
   USGS_PRVI_ACTIVE_CRUST(
       UsgsPrviBackbone2025.ActiveCrust.class,
       UsgsPrviBackbone2025.ActiveCrust.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.ActiveCrust.CONSTRAINTS),
 
   USGS_PRVI_ACTIVE_CRUST_ADJUSTED(
       UsgsPrviBackbone2025.ActiveCrustAdjusted.class,
       UsgsPrviBackbone2025.ActiveCrustAdjusted.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.ActiveCrust.CONSTRAINTS),
 
   USGS_PRVI_ACTIVE_CRUST_ADJUSTED_NO_EPI_SIGMA_NGA(
       UsgsPrviBackbone2025.ActiveCrustAdjustedNoEpiSigmaNga.class,
       UsgsPrviBackbone2025.ActiveCrustAdjustedNoEpiSigmaNga.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.ActiveCrust.CONSTRAINTS),
 
   USGS_PRVI_ACTIVE_CRUST_SIGMA_NGA(
       UsgsPrviBackbone2025.ActiveCrustSigmaNga.class,
       UsgsPrviBackbone2025.ActiveCrustSigmaNga.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.ActiveCrust.CONSTRAINTS),
 
   USGS_PRVI_ACTIVE_CRUST_NO_EPI_SIGMA_NGA(
       UsgsPrviBackbone2025.ActiveCrustNoEpiSigmaNga.class,
       UsgsPrviBackbone2025.ActiveCrustNoEpiSigmaNga.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.ActiveCrust.CONSTRAINTS),
 
   USGS_PRVI_ACTIVE_CRUST_NO_EPI_SIGMA_PRVI(
       UsgsPrviBackbone2025.ActiveCrustNoEpiSigmaPrvi.class,
       UsgsPrviBackbone2025.ActiveCrustNoEpiSigmaPrvi.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.ActiveCrust.CONSTRAINTS),
 
   USGS_PRVI_ACTIVE_CRUST_COMBINED_TREE(
       UsgsPrviBackbone2025.ActiveCrustTotal.class,
       UsgsPrviBackbone2025.ActiveCrustTotal.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.ActiveCrustTotal.CONSTRAINTS),
 
   USGS_PRVI_INTERFACE(
       UsgsPrviBackbone2025.Interface.class,
       UsgsPrviBackbone2025.Interface.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.Interface.CONSTRAINTS),
 
   USGS_PRVI_INTERFACE_ADJUSTED(
       UsgsPrviBackbone2025.InterfaceAdjusted.class,
       UsgsPrviBackbone2025.InterfaceAdjusted.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.Interface.CONSTRAINTS),
 
   USGS_PRVI_INTERFACE_ADJUSTED_NO_EPI_SIGMA_NGA(
       UsgsPrviBackbone2025.InterfaceAdjustedNoEpiSigmaNga.class,
       UsgsPrviBackbone2025.InterfaceAdjustedNoEpiSigmaNga.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.Interface.CONSTRAINTS),
 
   USGS_PRVI_INTERFACE_SIGMA_NGA(
       UsgsPrviBackbone2025.InterfaceSigmaNga.class,
       UsgsPrviBackbone2025.InterfaceSigmaNga.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.Interface.CONSTRAINTS),
 
   USGS_PRVI_INTERFACE_NO_EPI_SIGMA_NGA(
       UsgsPrviBackbone2025.InterfaceNoEpiSigmaNga.class,
       UsgsPrviBackbone2025.InterfaceNoEpiSigmaNga.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.Interface.CONSTRAINTS),
 
   USGS_PRVI_INTERFACE_NO_EPI_SIGMA_PRVI(
       UsgsPrviBackbone2025.InterfaceNoEpiSigmaPrvi.class,
       UsgsPrviBackbone2025.InterfaceNoEpiSigmaPrvi.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.Interface.CONSTRAINTS),
 
   USGS_PRVI_INTERFACE_COMBINED_TREE(
       UsgsPrviBackbone2025.InterfaceTotal.class,
       UsgsPrviBackbone2025.InterfaceTotal.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.InterfaceTotal.CONSTRAINTS),
 
   USGS_PRVI_INTRASLAB(
       UsgsPrviBackbone2025.Slab.class,
       UsgsPrviBackbone2025.Slab.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.Slab.CONSTRAINTS),
 
   USGS_PRVI_INTRASLAB_ADJUSTED(
       UsgsPrviBackbone2025.SlabAdjusted.class,
       UsgsPrviBackbone2025.SlabAdjusted.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.Slab.CONSTRAINTS),
 
   USGS_PRVI_INTRASLAB_ADJUSTED_NO_EPI_SIGMA_NGA(
       UsgsPrviBackbone2025.SlabAdjustedNoEpiSigmaNga.class,
       UsgsPrviBackbone2025.SlabAdjustedNoEpiSigmaNga.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.Slab.CONSTRAINTS),
 
   USGS_PRVI_INTRASLAB_SIGMA_NGA(
       UsgsPrviBackbone2025.SlabSigmaNga.class,
       UsgsPrviBackbone2025.SlabSigmaNga.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.Slab.CONSTRAINTS),
 
   USGS_PRVI_INTRASLAB_NO_EPI_SIGMA_NGA(
       UsgsPrviBackbone2025.SlabNoEpiSigmaNga.class,
       UsgsPrviBackbone2025.SlabNoEpiSigmaNga.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.Slab.CONSTRAINTS),
 
   USGS_PRVI_INTRASLAB_NO_EPI_SIGMA_PRVI(
       UsgsPrviBackbone2025.SlabNoEpiSigmaPrvi.class,
       UsgsPrviBackbone2025.SlabNoEpiSigmaPrvi.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.Slab.CONSTRAINTS),
 
   USGS_PRVI_INTRASLAB_COMBINED_TREE(
       UsgsPrviBackbone2025.SlabTotal.class,
       UsgsPrviBackbone2025.SlabTotal.NAME,
-      UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT,
+      UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION,
       UsgsPrviBackbone2025.SlabTotal.CONSTRAINTS),
 
   /* Combined: must be declared after any dependent models above. */
diff --git a/src/test/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackboneCrustal_tests.java b/src/test/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackboneCrustal_tests.java
index 49c8b7bd1793f300602a81d5d3eb82cad6758e1f..788ae3b65bd87b62c581c55111b62f06c1498c5a 100644
--- a/src/test/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackboneCrustal_tests.java
+++ b/src/test/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackboneCrustal_tests.java
@@ -37,7 +37,7 @@ public class UsgsPrviBackboneCrustal_tests implements ArgumentsProvider {
       USGS_PRVI_ACTIVE_CRUST_ADJUSTED,
       USGS_PRVI_ACTIVE_CRUST_COMBINED_TREE);
 
-  private static Set<Imt> imts = UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT.imts();
+  private static Set<Imt> imts = UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION.imts();
 
   public static void main(String[] args) throws IOException {
     GmmTest.generateResults(gmms, imts, GMM_INPUTS, GMM_RESULTS);
diff --git a/src/test/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackboneInterface_tests.java b/src/test/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackboneInterface_tests.java
index 1998038415f273534969978c21d60d8472587b69..7abb941211030147cabaec918cdb80ecefd96590 100644
--- a/src/test/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackboneInterface_tests.java
+++ b/src/test/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackboneInterface_tests.java
@@ -37,7 +37,7 @@ public class UsgsPrviBackboneInterface_tests implements ArgumentsProvider {
       USGS_PRVI_INTERFACE_ADJUSTED,
       USGS_PRVI_INTERFACE_COMBINED_TREE);
 
-  private static Set<Imt> imts = UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT.imts();
+  private static Set<Imt> imts = UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION.imts();
 
   public static void main(String[] args) throws IOException {
     GmmTest.generateResults(gmms, imts, GMM_INPUTS, GMM_RESULTS);
diff --git a/src/test/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackboneSlab_tests.java b/src/test/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackboneSlab_tests.java
index 29676c8f3571d4fb516d383c3176732b7dc10073..7d94fc4a6fb9ec479dc4c348fbbc4c6127791f43 100644
--- a/src/test/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackboneSlab_tests.java
+++ b/src/test/java/gov/usgs/earthquake/nshmp/gmm/UsgsPrviBackboneSlab_tests.java
@@ -37,7 +37,7 @@ public class UsgsPrviBackboneSlab_tests implements ArgumentsProvider {
       USGS_PRVI_INTRASLAB_ADJUSTED,
       USGS_PRVI_INTRASLAB_COMBINED_TREE);
 
-  private static Set<Imt> imts = UsgsPrviBackbone2025.COEFFS_DATA_ADJUSTMENT.imts();
+  private static Set<Imt> imts = UsgsPrviBackbone2025.COEFFS_SIGMA_SUBDUCTION.imts();
 
   public static void main(String[] args) throws IOException {
     GmmTest.generateResults(gmms, imts, GMM_INPUTS, GMM_RESULTS);