- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°23'34"N 3°53'48"W
- Eastings/Northings: 271027, 278907
- OS Grid: SN710789
- Mapcode Local: GBR 90.Q96D
- Mapcode Global: VH4FN.D3SV
Location and coordinates are for the approximate centre of Cwm Rheidol within this administrative area.
Geographic features and populated places may cross administrative borders.