- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°29'4"N 3°45'38"W
- Eastings/Northings: 280532, 288867
- OS Grid: SN805888
- Mapcode Local: GBR 96.JDQZ
- Mapcode Global: VH5BL.RTP5
Location and coordinates are for the approximate centre of Cwm Gwerin within this administrative area.
Geographic features and populated places may cross administrative borders.