- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 51°52'2"N 5°10'53"W
- Eastings/Northings: 181052, 223541
- OS Grid: SM810235
- Mapcode Local: GBR C9.SFDX
- Mapcode Global: VH1R3.4BJ9
Location and coordinates are for the approximate centre of Porth Gwyn within this administrative area.
Geographic features and populated places may cross administrative borders.