- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°52'20"N 3°34'38"W
- Eastings/Northings: 291500, 220500
- OS Grid: SN915205
- Mapcode Local: GBR YF.S98W
- Mapcode Global: VH5FS.Y64D
Location and coordinates are for the approximate centre of Nant Cil-y-fforch within this administrative area.
Geographic features and populated places may cross administrative borders.