- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°47'6"N 3°4'39"W
- Eastings/Northings: 325760, 210163
- OS Grid: SO257101
- Mapcode Local: GBR F3.YM7D
- Mapcode Global: VH79C.LDT9
Location and coordinates are for the approximate centre of Cwm Darrenfelen within this administrative area.
Geographic features and populated places may cross administrative borders.