- Category: Water Feature
- Type: Island
- Latitude/Longitude: 50°40'50"N 3°13'2"W
- Eastings/Northings: 314092, 87475
- OS Grid: SY140874
- Mapcode Local: GBR P9.HSXD
- Mapcode Global: FRA 4748.QF3
Location and coordinates are for the approximate centre of Chapman's Rocks within this administrative area.
Geographic features and populated places may cross administrative borders.