- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°47'51"N 3°46'40"W
- Eastings/Northings: 277500, 212500
- OS Grid: SN775125
- Mapcode Local: GBR Y5.XTVQ
- Mapcode Global: VH5G2.G2PQ
Location and coordinates are for the approximate centre of Nant Gwys within this administrative area.
Geographic features and populated places may cross administrative borders.