- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 53°14'1"N 3°56'29"W
- Eastings/Northings: 270500, 372500
- OS Grid: SH705725
- Mapcode Local: GBR 5Y.090G
- Mapcode Global: WH544.FZ8C
Location and coordinates are for the approximate centre of Afon Ddu within this administrative area.
Geographic features and populated places may cross administrative borders.