- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 51°50'17"N 4°36'50"W
- Eastings/Northings: 220000, 218728
- OS Grid: SN200187
- Mapcode Local: GBR D1.VB5G
- Mapcode Global: VH2P1.Z227
Location and coordinates are for the approximate centre of Cwm Allt-Goch within this administrative area.
Geographic features and populated places may cross administrative borders.