- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 53°18'3"N 4°3'16"W
- Eastings/Northings: 263174, 380202
- OS Grid: SH631802
- Mapcode Local: GBR 0Z38.ZC
- Mapcode Global: WH53W.P9D4
Location and coordinates are for the approximate centre of Porth Penmon within this administrative area.
Geographic features and populated places may cross administrative borders.