- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°55'36"N 3°22'38"W
- Eastings/Northings: 307500, 337500
- OS Grid: SJ075375
- Mapcode Local: GBR 6P.MN2K
- Mapcode Global: WH787.2PZJ
Location and coordinates are for the approximate centre of Nant Gwyn within this administrative area.
Geographic features and populated places may cross administrative borders.