- Category: Landcover
- Type: Forest or Wood
- Latitude/Longitude: 51°38'28"N 2°55'41"W
- Eastings/Northings: 335859, 194022
- OS Grid: ST358940
- Mapcode Local: GBR J8.7XSQ
- Mapcode Global: VH7B7.608L
Location and coordinates are for the approximate centre of Cwm-y-wiwer Brake within this administrative area.
Geographic features and populated places may cross administrative borders.