- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°33'33"N 7°15'8"W
- Eastings/Northings: 86012, 864287
- OS Grid: NF860642
- Mapcode Local: GBR 88HR.0ZJ
- Mapcode Global: WGW3K.K8QC
Location and coordinates are for the approximate centre of Eilean a' Chàise within this administrative area.
Geographic features and populated places may cross administrative borders.