- Category: Water Feature
- Type: Island
- Latitude/Longitude: 50°3'34"N 5°33'17"W
- Eastings/Northings: 145664, 23791
- OS Grid: SW456237
- Mapcode Local: GBR DXNJ.BBV
- Mapcode Global: VH05P.NRPL
Location and coordinates are for the approximate centre of Great Heaver within this administrative area.
Geographic features and populated places may cross administrative borders.