- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°58'28"N 3°42'44"W
- Eastings/Northings: 282481, 232055
- OS Grid: SN824320
- Mapcode Local: GBR Y7.KZSJ
- Mapcode Global: VH5F4.LMTQ
Location and coordinates are for the approximate centre of Cwm Rhiw-Calch within this administrative area.
Geographic features and populated places may cross administrative borders.