diff --git a/swmmanywhere/defs/parameter_defaults.yml b/swmmanywhere/defs/parameter_defaults.yml
deleted file mode 100644
index d510f01b..00000000
--- a/swmmanywhere/defs/parameter_defaults.yml
+++ /dev/null
@@ -1,61 +0,0 @@
-outlet_derivation:
-  # Distance to create more nodes in the river network
-  max_river_length:
-    description: "Distance to split rivers into segments."
-    default: 30.0
-    lower_limit: 5.0
-    upper_limit: 100.0
-    unit: "m"
-
-  # Buffer distance to link rivers to streets
-  river_buffer_distance:
-    description: "Buffer distance to link rivers to streets."
-    default: 150.0
-    lower_limit: 50.0
-    upper_limit: 300.0
-    unit: "m"
-
-  # Length to discourage excessive street drainage into river buffers
-  outlet_length:
-    description: "Length to discourage street drainage into river buffers."
-    default: 40.0
-    lower_limit: 10.0
-    upper_limit: 100.0
-    unit: "m"
-
-subcatchment_derivation:
-  lane_width:
-    description: "Width of a road lane."
-    default: 3.5
-    lower_limit: 2.0
-    upper_limit: 5.0
-    unit: "m"
-
-  carve_depth:
-    description: "Depth of road/river carve for flow accumulation."
-    default: 2.0
-    lower_limit: 1.0
-    upper_limit: 3.0
-    unit: "m"
-
-  max_street_length:
-    description: "Distance to split streets into segments."
-    default: 60.0
-    lower_limit: 20.0
-    upper_limit: 100.0
-    unit: "m"
-
-storm_extract:
-  storm_threshold:
-    description: "Depth of precipitation above which counts as a storm"
-    default: 0.001
-    upper_limit: 0.002
-    lower_limit: 0.0001
-    unit: "m"
-
-  storm_separation:
-    description: "Time below threshold to separate storm events"
-    default: 24
-    upper_limit: 72
-    lower_limit: 10
-    unit: "hours"
\ No newline at end of file