- Category: Geographic Feature
- Type: Other Coastal Landform
- Latitude/Longitude: 53°21'43"N 4°33'38"W
- Eastings/Northings: 229708, 388087
- OS Grid: SH297880
- Mapcode Local: GBR HM3T.9QQ
- Mapcode Global: WH423.XRGB
Location and coordinates are for the approximate centre of Porthwen within this administrative area.
Geographic features and populated places may cross administrative borders.