- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°14'50"N 3°46'51"W
- Eastings/Northings: 278500, 262500
- OS Grid: SN785625
- Mapcode Local: GBR Y5.0DRZ
- Mapcode Global: VH5CR.DSY4
Location and coordinates are for the approximate centre of Nant Gwinau within this administrative area.
Geographic features and populated places may cross administrative borders.