- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°30'50"N 3°58'7"W
- Eastings/Northings: 266500, 292500
- OS Grid: SN665925
- Mapcode Local: GBR 8X.GPH0
- Mapcode Global: VH4F1.528L
Location and coordinates are for the approximate centre of Afon Cettwr within this administrative area.
Geographic features and populated places may cross administrative borders.