- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 50°39'54"N 4°9'30"W
- Eastings/Northings: 247544, 87275
- OS Grid: SX475872
- Mapcode Local: GBR NV.7KN0
- Mapcode Global: FRA 2759.XB6
Location and coordinates are for the approximate centre of Alder Lake within this administrative area.
Geographic features and populated places may cross administrative borders.