- Category: Water Feature
- Type: Island
- Latitude/Longitude: 56°29'28"N 6°51'7"W
- Eastings/Northings: 101463, 743785
- OS Grid: NM014437
- Mapcode Local: GBR 9CGK.J74
- Mapcode Global: WGXB3.Q38L
Location and coordinates are for the approximate centre of Eilean nan Siolag within this administrative area.
Geographic features and populated places may cross administrative borders.