- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°55'48"N 4°25'22"W
- Eastings/Northings: 233500, 228500
- OS Grid: SN335285
- Mapcode Local: GBR D9.NHKJ
- Mapcode Global: VH3L1.9R29
Location and coordinates are for the approximate centre of Afon Cywyn within this administrative area.
Geographic features and populated places may cross administrative borders.