- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°40'37"N 5°47'46"W
- Eastings/Northings: 173754, 871598
- OS Grid: NG737715
- Mapcode Local: GBR D82F.FSV
- Mapcode Global: WGZ72.Y91F
Location and coordinates are for the approximate centre of Sgeir a' Chaolais within this administrative area.
Geographic features and populated places may cross administrative borders.