- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 52°58'47"N 3°31'39"W
- Eastings/Northings: 297522, 343605
- OS Grid: SH975436
- Mapcode Local: GBR 6H.J7K0
- Mapcode Global: WH66T.SC99
Location and coordinates are for the approximate centre of Cwm Owain within this administrative area.
Geographic features and populated places may cross administrative borders.