- Category: Water Feature
- Type: Island
- Latitude/Longitude: 51°43'59"N 2°28'57"W
- Eastings/Northings: 366760, 203944
- OS Grid: SO667039
- Mapcode Local: GBR JW.225J
- Mapcode Global: VH87B.XPBP
Location and coordinates are for the approximate centre of Wellhouse Rock within this administrative area.
Geographic features and populated places may cross administrative borders.