- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°33'7"N 3°28'13"W
- Eastings/Northings: 298153, 184701
- OS Grid: SS981847
- Mapcode Local: GBR HJ.FKSG
- Mapcode Global: VH5HD.S8Q2
Location and coordinates are for the approximate centre of Cwm Ciwc within this administrative area.
Geographic features and populated places may cross administrative borders.