- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°40'58"N 2°15'16"W
- Eastings/Northings: 384918, 865918
- OS Grid: NJ849659
- Mapcode Local: GBR N8SF.3TH
- Mapcode Global: WH9N4.B5M1
Location and coordinates are for the approximate centre of William's Stones within this administrative area.
Geographic features and populated places may cross administrative borders.