- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 53°9'32"N 4°26'32"W
- Eastings/Northings: 236799, 365204
- OS Grid: SH367652
- Mapcode Local: GBR 59.519W
- Mapcode Global: WH434.QVRP
Location and coordinates are for the approximate centre of Porth Gro within this administrative area.
Geographic features and populated places may cross administrative borders.