- Category: Water Feature
- Type: Island
- Latitude/Longitude: 51°1'27"N 4°17'7"W
- Eastings/Northings: 239825, 127485
- OS Grid: SS398274
- Mapcode Local: GBR KF.HN7K
- Mapcode Global: FRA 16XD.VQ0
Location and coordinates are for the approximate centre of Greencliff Rock within this administrative area.
Geographic features and populated places may cross administrative borders.