- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°43'57"N 3°54'41"W
- Eastings/Northings: 268097, 205487
- OS Grid: SN680054
- Mapcode Local: GBR GZ.1VSG
- Mapcode Global: VH4JR.5Q17
Location and coordinates are for the approximate centre of Cwm Clydach within this administrative area.
Geographic features and populated places may cross administrative borders.