- Category: Water Feature
- Type: Island
- Latitude/Longitude: 51°2'32"N 1°45'10"W
- Eastings/Northings: 417416, 127028
- OS Grid: SU174270
- Mapcode Local: GBR 51P.FNS
- Mapcode Global: FRA 766C.BXG
Location and coordinates are for the approximate centre of Great Island within this administrative area.
Geographic features and populated places may cross administrative borders.