- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°11'20"N 3°55'28"W
- Eastings/Northings: 271500, 367500
- OS Grid: SH715675
- Mapcode Local: GBR 5Z.313V
- Mapcode Global: WH54J.P39K
Location and coordinates are for the approximate centre of Afon Garreg-wen within this administrative area.
Geographic features and populated places may cross administrative borders.