- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°46'55"N 3°37'3"W
- Eastings/Northings: 288500, 210500
- OS Grid: SN885105
- Mapcode Local: GBR YC.YZ4Q
- Mapcode Global: VH5G5.7GTR
Location and coordinates are for the approximate centre of Nant Hir within this administrative area.
Geographic features and populated places may cross administrative borders.