- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 53°22'24"N 4°33'41"W
- Eastings/Northings: 229698, 389343
- OS Grid: SH296893
- Mapcode Local: GBR HM3S.HB1
- Mapcode Global: WH423.XG2Q
Location and coordinates are for the approximate centre of Porth Swtan within this administrative area.
Geographic features and populated places may cross administrative borders.