- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°32'49"N 3°33'26"W
- Eastings/Northings: 294500, 295500
- OS Grid: SN945955
- Mapcode Local: GBR 9G.DNTG
- Mapcode Global: VH5BJ.979Q
Location and coordinates are for the approximate centre of Afon Cerniog within this administrative area.
Geographic features and populated places may cross administrative borders.