- Category: Water Feature
- Type: Island
- Latitude/Longitude: 51°11'59"N 4°10'36"W
- Eastings/Northings: 248007, 146776
- OS Grid: SS480467
- Mapcode Local: GBR KK.4RPC
- Mapcode Global: VH3PV.K36H
Location and coordinates are for the approximate centre of The Sisters within this administrative area.
Geographic features and populated places may cross administrative borders.