- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°42'47"N 5°42'25"W
- Eastings/Northings: 179292, 875321
- OS Grid: NG792753
- Mapcode Local: GBR D89B.DPT
- Mapcode Global: WH082.9DM8
Location and coordinates are for the approximate centre of Glas Eilean within this administrative area.
Geographic features and populated places may cross administrative borders.