- Category: Water Feature
- Type: Island
- Latitude/Longitude: 60°20'47"N 1°6'33"W
- Eastings/Northings: 449270, 1162840
- OS Grid: HU492628
- Mapcode Local: GBR R1MD.6DC
- Mapcode Global: XHF95.Z68G
Location and coordinates are for the approximate centre of Green Stack within this administrative area.
Geographic features and populated places may cross administrative borders.