![River Lee Diversion](https://upload.wikimedia.org/wikipedia/commons/6/6a/River_Lee_Diversion.JPG)
The River Lee Diversion is located in the
Lea Valley
The Lea Valley, the valley of the River Lea, has been used as a transport corridor, a source of sand and gravel, an industrial area, a water supply for London, and a recreational area. The London 2012 Summer Olympics were based in Stratford, in ...
, close to
Enfield Lock
Enfield Lock is an area in the London Borough of Enfield, north London. It is approximately located east of the Hertford Road between Turkey Street and the Holmesdale Tunnel overpass, and extends to the River Lee Navigation, including the Enfi ...
and to the north east corner of the
King George V Reservoir
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 ...
.
History
As its name implies, the
River Lea
The River Lea ( ) is in South East England. It originates in Bedfordshire, in the Chiltern Hills, and flows southeast through Hertfordshire, along the Essex border and into Greater London, to meet the River Thames at Bow Creek. It is one of t ...
was diverted to accommodate the construction of the
Chingford Reservoirs and the
Banbury Reservoir
Banbury Reservoir is located in the London Borough of Waltham Forest at Walthamstow. It is one of the storage reservoirs in the Lee Valley Reservoir Chain. The reservoir is owned by Thames Water.
History
The reservoir, which was completed in 19 ...
.
Course
Before skirting the eastern boundary of the King George V Reservoir, the river is joined by the
River Lee Flood Relief Channel
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 in ...
. The man-made, steep, concrete-banked water flows under Lea Valley Road (
A110 road), before forming a boundary with the
William Girling Reservoir
The William Girling Reservoir is located in the London Borough of Enfield and is part of the Lee Valley Reservoir Chain that supplies London with drinking water. It is named after William Girling OBE, a chairman of the Metropolitan Water Board (M ...
. It flows under the
North Circular Road
The North Circular Road (officially the A406 and sometimes known as simply the North Circular) is a ring road around Central London in England. It runs from Chiswick in the west to Woolwich in the east via suburban North London, connecting ...
at the Lea Valley Viaduct before skirting the western perimeter of the Banbury Reservoir, then flows close and parallel to the
River Lee Navigation
The Lee Navigation is a canalised river incorporating the River Lea (also called the River Lee along the sections that are navigable). It flows from Hertford Castle Weir to the River Thames at Bow Creek (England), Bow Creek; its first lock is H ...
, passing to the west of the
Lockwood Reservoir
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 ...
. It continues past
Stonebridge Lock and
Tottenham Lock
Tottenham Lock (No17) is a paired lock on the River Lee Navigation in the London Borough of Haringey, England and is located near Tottenham, London. Like other locks as far as Ponders End it is large enough to take barges of up to 130 tons. The p ...
, then merges with the
River Lee Navigation
The Lee Navigation is a canalised river incorporating the River Lea (also called the River Lee along the sections that are navigable). It flows from Hertford Castle Weir to the River Thames at Bow Creek (England), Bow Creek; its first lock is H ...
below Ferry Lane (
A503 road
List of A roads in zone 5 in Great Britain starting north/east of the A5, west of the A6, south of the Solway Firth/Eden Estuary
The River Eden is a river in Fife in Scotland, and is one of Fife's two principal rivers, along with the Lev ...
).
Water supply
The river feeds water to some of the reservoirs in 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.
The Reservoir Chain is a major geographic constraint; together with the Thames it is one of the two significant topogr ...
.
Ecology
The clean, well oxygenated, concrete–lined, fast flowing water provides the ideal environment for the
barbel Barbel may refer to:
*Barbel (anatomy), a whisker-like organ near the mouth found in some fish (notably catfish, loaches and cyprinids) and turtles
*Barbel (fish), a common name for certain species of fish
**''Barbus barbus'', a species of cyprinid ...
. Also, of note is the fish–eating bird the
goosander
The common merganser (North American) or goosander (Eurasian) (''Mergus merganser'') is a large seaduck of rivers and lakes in forested areas of Europe, Asia, and North America. The common merganser eats mainly fish. It nests in holes in trees.
...
which feeds in the river.
English Nature
Retrieved 18 May 2010
Access
Access is limited as the river mainly flows through Thames Water
Thames Water Utilities Ltd, known as Thames Water, is a large private utility company responsible for the public water supply and waste water treatment in most of Greater London, Luton, the Thames Valley, Surrey, Gloucestershire, north Wiltshir ...
property.
References
{{DEFAULTSORT:Lee Diversion, River
Rivers of London
London water infrastructure
Thames Water