- Category: Water Feature
- Type: Island
- Latitude/Longitude: 52°1'24"N 4°51'24"W
- Eastings/Northings: 204085, 239969
- OS Grid: SN040399
- Mapcode Local: GBR CQ.GPY2
- Mapcode Global: VH1QH.RDPM
Location and coordinates are for the approximate centre of Cat Rock within this administrative area.
Geographic features and populated places may cross administrative borders.