| High Maynard Reservoir | |
|---|---|
  High Maynard Reservoir | |
| Location | London Borough of Waltham Forest |
| Coordinates | 51°35′20″N0°02′48″W / 51.5889°N 0.0466°W |
| Type | reservoir |
| Basin countries | United Kingdom |
| Max. depth | 5.8 m (19 ft) |
| Water volume | 0.68 Gl (0.15×109 imp gal; 550 acre⋅ft) |
High Maynard Reservoir is located in Walthamstow in the London Borough of Waltham Forest. The storage reservoir is one of the Lee Valley Reservoir Chain and supplies drinking water to London. [1]
In 1852, the East London Waterworks Company was granted permission to develop land at Walthamstow for reservoirs and by 1863, the first stage of the reservoirs development was completed with the construction of Reservoir Nos. 1, 2 and 3. Construction of the High Maynard reservoir was completed in 1870 [2] by the East London Waterworks Company on former marshland and is now owned and managed by Thames Water.
The water is a Site of Special Scientific Interest (SSSI). In winter, cormorants roost on the island with their numbers reaching nationally important levels. [3] The fringes of the reservoir contain many plant species that are uncommon to Greater London.
The water is open to the public and is popular with birdwatchers, walkers and anglers.
Walthamstow Marshes, is a 36.7-hectare (91-acre) biological Site of Special Scientific Interest in Walthamstow in the London Borough of Waltham Forest. It was once an area of lammas land – common land used for growing crops and grazing cattle.
Cantref Reservoir is the middle of the three reservoirs in the Taff Fawr valley in Wales. It was built by Cardiff Corporation Waterworks between 1886 and 1892, but since 1973 has been owned by Welsh Water. It is located in the Brecon Beacons National Park, mostly in the Powys unitary authority area and within the historic county boundaries of Breconshire. Part of the south west corner is in the Rhondda Cynon Taff unitary authority area.
The King George V Reservoir, also known as King George's Reservoir, is located in the London Borough of Enfield and is part of the Lee Valley Reservoir Chain that supplies London with drinking water. The storage reservoir is bordered by Sewardstone and Chingford to the east and Brimsdown and Ponders End to the west, and covers 420 acres, making it the largest in London. The reservoir and the nearby William Girling Reservoir are known collectively as the Chingford Reservoirs, and are owned and managed by Thames Water.
The Staines Reservoirs are two large pumped storage reservoirs sitting to the east of the King George VI Reservoir near Heathrow airport in Surrey within the Colne Valley regional park. The village of Stanwell is mainly to the north east, and the town of Staines is to the south.
London's water supply infrastructure has developed over the centuries in line with the expansion of London.
Hanningfield Reservoir is a large 25,500-million-litre (900,000,000 cu ft) pumped storage reservoir located between Billericay and Chelmsford in Essex. It has a surface area of 352 hectares and is owned and operated by Essex and Suffolk Water.
Backwater Reservoir is a reservoir in north west Angus, Scotland. The reservoir's sole purpose is to provide drinking water, and as such, it supplies Angus, Dundee, and parts of Perth and Kinross. Backwater, together with the smaller Lintrathen Reservoir 4 kilometres (2.5 mi) to the south, is capable of supplying some 300,000 people with drinking water.
The Lee Flood Relief Channel (FRC) is located in the Lea Valley and flows between Ware, Hertfordshire, and Stratford, east London. Work started on the channel in 1947 following major flooding and it was fully operational by 1976. The channel incorporates existing watercourses, lakes, and new channels. Water from the channel feeds the Lee Valley Reservoir Chain.
The Lee Valley Reservoir Chain is located in the Lee Valley, and comprises 13 reservoirs that supply drinking water to London.
Banbury Reservoir is located at Walthamstow in the London Borough of Waltham Forest. It is one of the storage reservoirs of the Lee Valley Reservoir Chain in the Middle Lea Valley.
Lockwood Reservoir is located in Walthamstow in the London Borough of Waltham Forest. It is one of the ten Walthamstow Reservoirs, which are part of the Lee Valley Reservoir Chain. The reservoirs supply drinking water to London and are owned by Thames Water.
Low Maynard Reservoir is located in Walthamstow in the London Borough of Waltham Forest. The storage reservoir is part of the Lee Valley Reservoir Chain and supplies drinking water to London.
East Warwick Reservoir is located in the London Borough of Waltham Forest at Walthamstow. The storage reservoir is part of the Lee Valley Reservoir Chain and supplies drinking water to London. The reservoir is owned by Thames Water.
West Warwick Reservoir is located in the London Borough of Waltham Forest at Walthamstow. The storage reservoir is part of the Lee Valley Reservoir Chain, which supplies drinking water to London. It is owned by Thames Water.
The Coppermill Stream is a short waterway near Walthamstow in the Lea Valley. Originally a minor tributary of the River Lea, the approximately 2-mile (3.2 km) long stream is now used as an aqueduct to transport water from the reservoirs in the Lea Valley to Coppermills Water Treatment Works. The stream is part of a Site of Metropolitan Importance.
SES Water is the UK water supply company to its designated area of east Surrey, West Sussex, west Kent and south London serving in excess of 282,000 homes and businesses and a population of approximately 675,000 people.
Hafren Dyfrdwy Cyfyngedig is a water company providing water and wastewater treatment services, operating in north east and mid Wales. It provides water only in Wrexham and parts of Denbighshire and Flintshire and both water and wastewater in northern Powys. It previously served north east Wales and parts of North West England as Dee Valley Water until June 2018. Its parent entity, Dee Valley Group plc had shares listed on the FTSE Fledgling Index on the London Stock Exchange, but was purchased by Severn Trent in February 2017.
Essex and Suffolk Water is a water supply company in the United Kingdom. It operates in two geographically distinct areas, one serving parts of Norfolk and Suffolk, and the other serving parts of Essex and Greater London. The total population served is 1.8 million. Essex and Suffolk is a 'water only' supplier, with sewerage services provided by Anglian Water and Thames Water within its areas of supply. It is part of the Northumbrian Water Group.
Walthamstow Wetlands is a 211-hectare nature reserve in Walthamstow, east London, adjacent to the historic Essex-Middlesex border on the River Lea. It is focused on the Walthamstow Reservoirs, built by the East London Waterworks Company between 1853 and 1904 as part of the Lee Valley Reservoir Chain. The site is one of the largest urban wetland nature reserves in Europe and is particularly important for wildlife due to its position within the Lee Valley. It serves as a byway for migrating, wintering and breeding birds. Visitors can freely access the site's natural, industrial and social heritage in one of the capital's most densely populated urban areas.
Cardiff Corporation Waterworks, its predecessors and successors have provided a public water supply and sewerage and sewage treatment services to the Welsh city of Cardiff since 1850.