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Grafham Water

Drinking water reservoirs in EnglandNature reserves in CambridgeshireReservoirs in CambridgeshireSites of Special Scientific Interest in CambridgeshireWildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire reserves
Water Tower at Grafham Water geograph.org.uk 690586
Water Tower at Grafham Water geograph.org.uk 690586

Grafham Water is an 806.3-hectare (1,992-acre) biological Site of Special Scientific Interest (SSSI) north of Perry, Huntingdonshire. It was designated an SSSI in 1986. It is a reservoir with a circumference of about 16 km (10 mi), is 21 m (69 ft) deep at maximum, and is the eighth largest reservoir in England by volume and the third largest by area at 6.27 km2 (1,550 acres). An area of 114 ha (280 acres) at the western end is a nature reserve managed by the Wildlife Trust for Bedfordshire, Cambridgeshire and Northamptonshire.The lake was created by building an earth and concrete dam, constructed by W. & C. French in 1965, and water is extracted and processed at an adjacent Anglian Water treatment plant before being piped away as drinking water. It was shown from the air, before it opened, in 'Look at Life (film series)' ' 1965 episode, 'Will Taps Run Dry ?', narrated by Tim Turner. The reservoir was immediately colonised by wildlife and a nature reserve was created at the western side of the reservoir. The nature reserve contains semi-natural ancient (at least 400 years old) woodlands and more recent plantation woodlands, grasslands and wetland habitats such as reedbeds, willow and open water. The reservoir has nationally important numbers of wintering great crested grebes, tufted ducks and coots, and of moulting mute swans in late summer. A pond has a population of the nationally uncommon warty newt.Water is obtained by pumping water from the River Great Ouse nearby. There are two pumping stations associated with the reservoir. One is located just behind the dam, the other at Offord Cluny alongside the River Great Ouse. At times of high potential flood risk, Grafham Water treatment works can increase the amount of water it takes up to maximum capacity to help reduce the risk of flooding along the river. As of January 2011, it was the only site in England, and the first in the UK, to harbour the invasive killer shrimp (Dikerogammarus villosus).Grafham Water is popular for a range of leisure activities including sailing, fly fishing and cycling. In 2019, a live-action gaming centre, Rumble Live Action Gaming, was opened in the woodland arenas on the edge of the reservoir.

Excerpt from the Wikipedia article Grafham Water (License: CC BY-SA 3.0, Authors, Images).

Grafham Water
Huntingdonshire Perry

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N 52.2981 ° E -0.31504 °
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Perry


Huntingdonshire, Perry
England, United Kingdom
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Water Tower at Grafham Water geograph.org.uk 690586
Water Tower at Grafham Water geograph.org.uk 690586
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