- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°36'34"N 3°12'15"W
- Eastings/Northings: 316707, 190773
- OS Grid: ST167907
- Mapcode Local: GBR HX.9SV0
- Mapcode Global: VH6DM.DSWY
Location and coordinates are for the approximate centre of Cwm-y-Bwch within this administrative area.
Geographic features and populated places may cross administrative borders.