- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°40'59"N 3°36'51"W
- Eastings/Northings: 288500, 199500
- OS Grid: SS885995
- Mapcode Local: GBR HB.55ML
- Mapcode Global: VH5GK.9YPK
Location and coordinates are for the approximate centre of Nant yr Allor within this administrative area.
Geographic features and populated places may cross administrative borders.