- Category: Water Feature
- Type: Island
- Latitude/Longitude: 50°2'3"N 5°40'20"W
- Eastings/Northings: 137112, 21373
- OS Grid: SW371213
- Mapcode Local: GBR DXCL.JHP
- Mapcode Global: VH05T.MDKK
Location and coordinates are for the approximate centre of Hella Rock within this administrative area.
Geographic features and populated places may cross administrative borders.