- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°1'0"N 7°25'23"W
- Eastings/Northings: 70993, 804818
- OS Grid: NF709048
- Mapcode Local: GBR 8B25.DQM
- Mapcode Global: WGV4V.YWBQ
Location and coordinates are for the approximate centre of Sgeir Mhòr within this administrative area.
Geographic features and populated places may cross administrative borders.