- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°48'44"N 3°25'18"W
- Eastings/Northings: 304263, 324811
- OS Grid: SJ042248
- Mapcode Local: GBR 6M.VWVF
- Mapcode Global: WH78S.DKSW
Location and coordinates are for the approximate centre of Cwm Dwygo within this administrative area.
Geographic features and populated places may cross administrative borders.