- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 52°5'34"N 3°25'28"W
- Eastings/Northings: 302496, 244796
- OS Grid: SO024447
- Mapcode Local: GBR YM.BC4Z
- Mapcode Global: VH6B5.LNCF
Location and coordinates are for the approximate centre of Pwll-du within this administrative area.
Geographic features and populated places may cross administrative borders.