- Category: Water Feature
- Type: Island
- Latitude/Longitude: 55°37'5"N 5°41'0"W
- Eastings/Northings: 168160, 642232
- OS Grid: NR681422
- Mapcode Local: GBR DFBV.ZBT
- Mapcode Global: WH0LB.N1SR
Location and coordinates are for the approximate centre of Sgeir Mhòr within this administrative area.
Geographic features and populated places may cross administrative borders.