- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°3'25"N 4°38'19"W
- Eastings/Northings: 219181, 243129
- OS Grid: SN191431
- Mapcode Local: GBR D0.DJ10
- Mapcode Global: VH2MW.KK0G
Location and coordinates are for the approximate centre of Cwm Plysgog within this administrative area.
Geographic features and populated places may cross administrative borders.