- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°0'33"N 3°49'35"W
- Eastings/Northings: 274732, 236132
- OS Grid: SN747361
- Mapcode Local: GBR Y3.HFH9
- Mapcode Global: VH4HF.MRFG
Location and coordinates are for the approximate centre of Cwm Waun within this administrative area.
Geographic features and populated places may cross administrative borders.