- Category: Water Feature
- Type: Island
- Latitude/Longitude: 57°39'39"N 7°24'54"W
- Eastings/Northings: 77202, 876374
- OS Grid: NF772763
- Mapcode Local: GBR 882G.Y5G
- Mapcode Global: WGV1S.2P9S
Location and coordinates are for the approximate centre of Vallay within this administrative area.
Geographic features and populated places may cross administrative borders.