Hanningfield Reservoir
United Kingdom
Hanningfield Reservoir is a large 25,500-million-litre (900, 000, 000 ft3) pumped storage reservoir located between Billericay and Chelmsford in Essex. It has a surface area of 352 hectares (870 acres) and is owned and operated by Essex and Suffolk Water. The reservoir is part of a 402.9 ha (996 acres) biological Site of Special Scientific Interest. The site is also owned by Essex and Suffolk Water and is run by them in conjunction with the Essex Wildlife Trust. The reservoir is covered by a Bird Sanctuary Order.
Reservoir data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).