- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°34'46"N 3°42'45"W
- Eastings/Northings: 281423, 188152
- OS Grid: SS814881
- Mapcode Local: GBR H6.CQVZ
- Mapcode Global: VH5H2.LKMC
Location and coordinates are for the approximate centre of Cwm Beddau within this administrative area.
Geographic features and populated places may cross administrative borders.