- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 49°53'7"N 6°20'33"W
- Eastings/Northings: 88168, 7390
- OS Grid: SV881073
- Mapcode Local: GBR BXQZ.PJQ
- Mapcode Global: VGYCB.04PR
Location and coordinates are for the approximate centre of Porth Askin within this administrative area.
Geographic features and populated places may cross administrative borders.