- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°53'30"N 3°18'7"W
- Eastings/Northings: 312500, 333500
- OS Grid: SJ125335
- Mapcode Local: GBR 6S.PVT0
- Mapcode Global: WH78G.7KWX
Location and coordinates are for the approximate centre of Nant Cwm y Geifr within this administrative area.
Geographic features and populated places may cross administrative borders.