High Maynard Reservoir

High Maynard Reservoir is located in Walthamstow in Essex. The storage reservoir is one of the Lee Valley Reservoir Chain and supplies drinking water to London.

History

The reservoir was built in the mid-19th century by the East London Waterworks Company on former marshland and is now owned and managed by Thames Water.

Ecology

The water is a Site of Special Scientific Interest (SSSI). In winter, cormorants roost on the island with their numbers reaching nationally important levels. The fringes of the reservoir contain many plant species that are uncommon to the metropolis.

Recreation

The water is open to the public and is popular with birdwatchers, walkers and anglers.

Outside links

• Location map: 51°35’20"N, 0°2’48"W