- Category: Water Feature
- Type: Island
- Latitude/Longitude: 56°28'40"N 6°8'58"W
- Eastings/Northings: 144588, 739483
- OS Grid: NM445394
- Mapcode Local: GBR CC6L.G23
- Mapcode Global: WGZDQ.HFWR
Location and coordinates are for the approximate centre of Sgeir Lach within this administrative area.
Geographic features and populated places may cross administrative borders.