diff --git a/active-crust/grid/mfd-map.json b/active-crust/grid/mfd-map.json
index b372112908972e0b2f679bbe0100b20422e73715..17c454ed3011b01b6e585fd62444d6c3d48ec005 100644
--- a/active-crust/grid/mfd-map.json
+++ b/active-crust/grid/mfd-map.json
@@ -1,10 +1,10 @@
 {
   "crustal-full": [
-    { "id": "M1:R1", "weight": 0.3, "value": { "type": "GR", "b": 0.84, "Δm": 0.1, "mMin": 5.0, "mMax": 7.5, "a": 5.317224 } },
-    { "id": "M1:R2", "weight": 0.3, "value": { "type": "GR", "b": 0.82, "Δm": 0.1, "mMin": 5.0, "mMax": 7.5, "a": 4.732700 } },
-    { "id": "M1:R3", "weight": 0.3, "value": { "type": "GR", "b": 0.68, "Δm": 0.1, "mMin": 5.0, "mMax": 7.5, "a": 4.173604 } },
-    { "id": "M2:R1", "weight": 0.0333, "value": { "type": "GR_TAPER", "b": 0.84, "Δm": 0.1, "mMin": 5.0, "mMax": 8.0, "mc": 7.5,  "a": 5.317224 } },
-    { "id": "M2:R2", "weight": 0.0334, "value": { "type": "GR_TAPER", "b": 0.82, "Δm": 0.1, "mMin": 5.0, "mMax": 8.0, "mc": 7.5,  "a": 4.732700 } },
-    { "id": "M2:R3", "weight": 0.0333, "value": { "type": "GR_TAPER", "b": 0.68, "Δm": 0.1, "mMin": 5.0, "mMax": 8.0, "mc": 7.5,  "a": 4.173604 } }
+    { "id": "M1:R1", "weight": 0.117, "value": { "type": "GR", "b": 0.84, "Δm": 0.1, "mMin": 5.0, "mMax": 7.5, "a": 5.317224 } },
+    { "id": "M1:R2", "weight": 0.666, "value": { "type": "GR", "b": 0.82, "Δm": 0.1, "mMin": 5.0, "mMax": 7.5, "a": 4.732700 } },
+    { "id": "M1:R3", "weight": 0.117, "value": { "type": "GR", "b": 0.68, "Δm": 0.1, "mMin": 5.0, "mMax": 7.5, "a": 4.173604 } },
+    { "id": "M2:R1", "weight": 0.013, "value": { "type": "GR_TAPER", "b": 0.84, "Δm": 0.1, "mMin": 5.0, "mMax": 8.0, "mc": 7.5,  "a": 5.317224 } },
+    { "id": "M2:R2", "weight": 0.074, "value": { "type": "GR_TAPER", "b": 0.82, "Δm": 0.1, "mMin": 5.0, "mMax": 8.0, "mc": 7.5,  "a": 4.732700 } },
+    { "id": "M2:R3", "weight": 0.013, "value": { "type": "GR_TAPER", "b": 0.68, "Δm": 0.1, "mMin": 5.0, "mMax": 8.0, "mc": 7.5,  "a": 4.173604 } }
   ]
 }
diff --git a/subduction/slab/mfd-map.json b/subduction/slab/mfd-map.json
index 730ab5b6601a1ba147ee077a629f42dc5e070c43..5c10bfde37fff86d5c9bdfaca69d102bda749ce4 100644
--- a/subduction/slab/mfd-map.json
+++ b/subduction/slab/mfd-map.json
@@ -1,12 +1,12 @@
 {
   "slab-full": [
-    { "id": "M1:R1", "weight": 0.3333, "value": { "type": "GR", "b": 0.89, "mMin": 5.0, "mMax": 8.0, "Δm": 0.1, "a": 5.037197 } },
-    { "id": "M2:R2", "weight": 0.3334, "value": { "type": "GR", "b": 0.85, "mMin": 5.0, "mMax": 8.0, "Δm": 0.1, "a": 4.539277 } },
-    { "id": "M3:R3", "weight": 0.3333, "value": { "type": "GR", "b": 0.81, "mMin": 5.0, "mMax": 8.0, "Δm": 0.1, "a": 4.075866 } }
+    { "id": "M1:R1", "weight": 0.13, "value": { "type": "GR", "b": 0.89, "mMin": 5.0, "mMax": 8.0, "Δm": 0.1, "a": 5.037197 } },
+    { "id": "M2:R2", "weight": 0.74, "value": { "type": "GR", "b": 0.85, "mMin": 5.0, "mMax": 8.0, "Δm": 0.1, "a": 4.539277 } },
+    { "id": "M3:R3", "weight": 0.13, "value": { "type": "GR", "b": 0.81, "mMin": 5.0, "mMax": 8.0, "Δm": 0.1, "a": 4.075866 } }
   ],
   "interface-full": [
-    { "id": "M1:R1", "weight": 0.3333, "value": { "type": "GR", "b": 0.91, "mMin": 5.0, "mMax": 7.0, "Δm": 0.1, "a": 5.198894 } },
-    { "id": "M2:R2", "weight": 0.3334, "value": { "type": "GR", "b": 0.82, "mMin": 5.0, "mMax": 7.0, "Δm": 0.1, "a": 4.765841 } },
-    { "id": "M3:R3", "weight": 0.3333, "value": { "type": "GR", "b": 0.79, "mMin": 5.0, "mMax": 7.0, "Δm": 0.1, "a": 4.339072 } }
+    { "id": "M1:R1", "weight": 0.13, "value": { "type": "GR", "b": 0.91, "mMin": 5.0, "mMax": 7.0, "Δm": 0.1, "a": 5.198894 } },
+    { "id": "M2:R2", "weight": 0.74, "value": { "type": "GR", "b": 0.82, "mMin": 5.0, "mMax": 7.0, "Δm": 0.1, "a": 4.765841 } },
+    { "id": "M3:R3", "weight": 0.13, "value": { "type": "GR", "b": 0.79, "mMin": 5.0, "mMax": 7.0, "Δm": 0.1, "a": 4.339072 } }
   ]
 }