- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°5'22"N 4°32'1"W
- Eastings/Northings: 226500, 246500
- OS Grid: SN265465
- Mapcode Local: GBR D5.BD1S
- Mapcode Global: VH2MR.CQGZ
Location and coordinates are for the approximate centre of Afon Hirwaun within this administrative area.
Geographic features and populated places may cross administrative borders.