- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 52°33'45"N 3°44'5"W
- Eastings/Northings: 282500, 297500
- OS Grid: SN825975
- Mapcode Local: GBR 97.CM2K
- Mapcode Global: WH68N.LVQ9
Location and coordinates are for the approximate centre of Nant Cymdu within this administrative area.
Geographic features and populated places may cross administrative borders.