- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°11'7"N 3°33'1"W
- Eastings/Northings: 296500, 366500
- OS Grid: SH965665
- Mapcode Local: GBR 6G.382X
- Mapcode Global: WH65V.F6L8
Location and coordinates are for the approximate centre of Nant y Terfyn within this administrative area.
Geographic features and populated places may cross administrative borders.