- Category: Water Feature
- Type: Island
- Latitude/Longitude: 60°36'23"N 1°12'20"W
- Eastings/Northings: 443588, 1191720
- OS Grid: HU435917
- Mapcode Local: GBR R0CP.XW1
- Mapcode Global: XHD11.QN3R
Location and coordinates are for the approximate centre of Sweinna Stack within this administrative area.
Geographic features and populated places may cross administrative borders.