- Category: Water Feature
- Type: Island
- Latitude/Longitude: 55°40'26"N 6°30'42"W
- Eastings/Northings: 116437, 651507
- OS Grid: NR164515
- Mapcode Local: GBR BF9Q.B2V
- Mapcode Global: WGYH8.YN83
Location and coordinates are for the approximate centre of Orsay within this administrative area.
Geographic features and populated places may cross administrative borders.