- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°50'34"N 3°41'25"W
- Eastings/Northings: 283648, 217380
- OS Grid: SN836173
- Mapcode Local: GBR Y8.V584
- Mapcode Global: VH5FQ.ZYF3
Location and coordinates are for the approximate centre of Cwm Haffes within this administrative area.
Geographic features and populated places may cross administrative borders.