- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°12'20"N 4°6'57"W
- Eastings/Northings: 255500, 258500
- OS Grid: SN555585
- Mapcode Local: GBR DQ.31PT
- Mapcode Global: VH4G9.LTWG
Location and coordinates are for the approximate centre of Nant Rhiwafallen within this administrative area.
Geographic features and populated places may cross administrative borders.