- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°39'20"N 7°7'48"W
- Eastings/Northings: 94130, 874460
- OS Grid: NF941744
- Mapcode Local: GBR 88SH.8Z0
- Mapcode Global: WGW31.FTZV
Location and coordinates are for the approximate centre of Heastam Sròmaigh within this administrative area.
Geographic features and populated places may cross administrative borders.