- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°6'24"N 6°0'13"W
- Eastings/Northings: 157645, 808893
- OS Grid: NG576088
- Mapcode Local: GBR C9KY.2QR
- Mapcode Global: WGZ9P.RM6M
Location and coordinates are for the approximate centre of Sgeir Mhòr within this administrative area.
Geographic features and populated places may cross administrative borders.