- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 53°1'59"N 3°57'34"W
- Eastings/Northings: 268686, 350232
- OS Grid: SH686502
- Mapcode Local: GBR 5X.DYDJ
- Mapcode Global: WH559.41P0
Location and coordinates are for the approximate centre of Cwm Fynhadog Uchaf within this administrative area.
Geographic features and populated places may cross administrative borders.