- Category: Water Feature
- Type: Island
- Latitude/Longitude: 54°49'56"N 5°6'31"W
- Eastings/Northings: 200432, 553050
- OS Grid: NX004530
- Mapcode Local: GBR FHRY.4NF
- Mapcode Global: WH1RF.HSGS
Location and coordinates are for the approximate centre of Greggary within this administrative area.
Geographic features and populated places may cross administrative borders.