- Category: Water Feature
- Type: Island
- Latitude/Longitude: 56°29'46"N 5°42'57"W
- Eastings/Northings: 171383, 739992
- OS Grid: NM713399
- Mapcode Local: GBR DC8K.2M1
- Mapcode Global: WH0FW.5ZF7
Location and coordinates are for the approximate centre of Glas-Eileanan within this administrative area.
Geographic features and populated places may cross administrative borders.