- Category: Water Feature
- Type: Bay
- Latitude/Longitude: 51°54'6"N 5°18'24"W
- Eastings/Northings: 172616, 227768
- OS Grid: SM726277
- Mapcode Local: GBR C4.Q6CW
- Mapcode Global: VH0TC.YGWC
Location and coordinates are for the approximate centre of Porthmelgan within this administrative area.
Geographic features and populated places may cross administrative borders.