- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°38'50"N 3°35'54"W
- Eastings/Northings: 289500, 195500
- OS Grid: SS895955
- Mapcode Local: GBR HC.7HKR
- Mapcode Global: VH5GR.KVZG
Location and coordinates are for the approximate centre of Nant Dyrys within this administrative area.
Geographic features and populated places may cross administrative borders.