- Category: Water Feature
- Type: Other Water Feature
- Latitude/Longitude: 55°42'47"N 6°25'11"W
- Eastings/Northings: 122500, 655500
- OS Grid: NR225555
- Mapcode Local: GBR BFJM.487
- Mapcode Global: WGYH4.CN6J
Location and coordinates are for the approximate centre of Port M within this administrative area.
Geographic features and populated places may cross administrative borders.