- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°36'55"N 3°48'38"W
- Eastings/Northings: 277500, 303500
- OS Grid: SH775035
- Mapcode Local: GBR 94.86DQ
- Mapcode Global: WH68F.FJL9
Location and coordinates are for the approximate centre of Nant Cwmyrwden within this administrative area.
Geographic features and populated places may cross administrative borders.