- Category: Water Feature
- Type: Island
- Latitude/Longitude: 56°27'32"N 5°26'2"W
- Eastings/Northings: 188521, 734949
- OS Grid: NM885349
- Mapcode Local: GBR DCYN.5RP
- Mapcode Global: WH0G6.HXM8
Location and coordinates are for the approximate centre of Sgeir Chruinn within this administrative area.
Geographic features and populated places may cross administrative borders.