- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°27'33"N 3°32'55"W
- Eastings/Northings: 292500, 174500
- OS Grid: SS925745
- Mapcode Local: GBR HF.MB2T
- Mapcode Global: VH5HR.FLS6
Location and coordinates are for the approximate centre of Afon Alun within this administrative area.
Geographic features and populated places may cross administrative borders.