- Category: Water Feature
- Type: Island
- Latitude/Longitude: 51°35'22"N 2°41'43"W
- Eastings/Northings: 351924, 188090
- OS Grid: ST519880
- Mapcode Local: GBR JL.C2QB
- Mapcode Global: VH880.79FR
Location and coordinates are for the approximate centre of Charston Rock within this administrative area.
Geographic features and populated places may cross administrative borders.