- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°38'45"N 3°36'5"W
- Eastings/Northings: 289279, 195356
- OS Grid: SS892953
- Mapcode Local: GBR HC.7GSS
- Mapcode Global: VH5GR.JW9G
Location and coordinates are for the approximate centre of Cwm Ffos Griffiths within this administrative area.
Geographic features and populated places may cross administrative borders.