- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 52°0'15"N 5°4'28"W
- Eastings/Northings: 189055, 238448
- OS Grid: SM890384
- Mapcode Local: GBR CF.HXKF
- Mapcode Global: VH1QD.0W1C
Location and coordinates are for the approximate centre of Pwll Deri within this administrative area.
Geographic features and populated places may cross administrative borders.