- Category: Water Feature
- Type: Inland Water
- Latitude/Longitude: 51°38'44"N 0°18'43"W
- Eastings/Northings: 516882, 195452
- OS Grid: TQ168954
- Mapcode Local: GBR 6S.XNB
- Mapcode Global: VHGQ3.JWVS
Location and coordinates are for the approximate centre of Aldenham Reservoir within this administrative area.
Geographic features and populated places may cross administrative borders.