- Category: Water Feature
- Type: Island
- Latitude/Longitude: 56°32'3"N 6°56'13"W
- Eastings/Northings: 96590, 748947
- OS Grid: NL965489
- Mapcode Local: GBR 9C8F.TM3
- Mapcode Global: WGX9W.D1X1
Location and coordinates are for the approximate centre of Sgeir Mhòr within this administrative area.
Geographic features and populated places may cross administrative borders.