- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 51°39'11"N 3°6'25"W
- Eastings/Northings: 323500, 195500
- OS Grid: ST235955
- Mapcode Local: GBR J1.714R
- Mapcode Global: VH79Y.3Q63
Location and coordinates are for the approximate centre of Nant Gwyddon within this administrative area.
Geographic features and populated places may cross administrative borders.