- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 51°54'44"N 5°16'53"W
- Eastings/Northings: 174404, 228837
- OS Grid: SM744288
- Mapcode Local: GBR C5.PLMB
- Mapcode Global: VH0TD.D6RC
Location and coordinates are for the approximate centre of Porth Coch within this administrative area.
Geographic features and populated places may cross administrative borders.