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 the largest rivers in London and the easternmost major tributary of the Thames.
The Lee Navigation is a canalised river incorporating the River Lea. It flows from Hertford Castle Weir to the River Thames at Bow Creek; its first lock is Hertford Lock and its last Bow Locks.
The Borough of Broxbourne is a local government district and borough in Hertfordshire, England. Its council is based in Cheshunt, other towns include Broxbourne, Hoddesdon and Waltham Cross. The eastern boundary of the district is the River Lea. The borough covers 20 square miles (52 km2) in south east Hertfordshire having a population of about 96,000.
Cheshunt is a town in the Borough of Broxbourne, Hertfordshire, lying entirely within the London Metropolitan Area and Greater London Urban Area. The area is on the River Lea, Lee Navigation together with the New River.
Waltham Cross railway station is on the West Anglia Main Line, serving the suburban town of Waltham Cross in Hertfordshire, and the neighbouring Waltham Abbey in Essex, England. It is 12 miles 63 chains (20.6 km) down the line from London Liverpool Street and is situated between Enfield Lock and Cheshunt. Its three-letter station code is WLC and it is in Travelcard zone 7.
Waltham Cross is a town in the Borough of Broxbourne, Hertfordshire, England, located approximately 12 miles north of central London. In the south-eastern corner of Hertfordshire, it borders Cheshunt to the north, Waltham Abbey in Essex to the east, and Enfield in Greater London to the south, forming part of the metropolitan area of London and the Greater London Urban Area.
Lee Valley White Water Centre is a white-water slalom centre, that was constructed to host the canoe slalom events of the London 2012 Olympic Games. On 9 December 2010, Anne, Princess Royal officially opened the venue which is owned and managed by Lee Valley Regional Park Authority. The £31 million project to construct the centre finished on schedule and was the first newly constructed Olympic venue to be completed.
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 Enfield Island Village. The locality gains its name from the lock on the River Lee Navigation. Today's Enfield Lock was rebuilt in 1922. The area forms part of the Lee Valley Park and the Enfield Lock Conservation Area. On its eastern boundary Enfield Lock has marshland formerly used as a testing site between the Royal Small Arms Factory and the Gunpowder Mills, beyond this is the village of Sewardstone and the Epping forest boundary. To the south is Brimsdown, the north Waltham Cross and to the west Bullsmoor and Freezywater. Enfield Lock forms part of the London boundary.
Enfield Island Village is a modern housing estate in Enfield Lock, in the London Borough of Enfield, north London. Before April 1994, Enfield Island Village formed part of the Epping Forest district of Essex, but it was transferred to the borough of Enfield in Greater London when the housing development was created.
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 the Lower Lea Valley. It is important for London's water supply, as the source of the water transported by the New River aqueduct, but also as the location for the Lee Valley Reservoir Chain, stretching from Enfield through Tottenham and Walthamstow.
This article contains a complete list of locks and weirs on the River Lea/River Lee Navigation from Hertford downstream.
The Lea Valley Walk is a 50-mile (80 km) long-distance path located between Leagrave, the source of the River Lea near Luton, and the Thames, at Limehouse Basin, Limehouse, east London. From its source much of the walk is rural. At Hertford the path follows the towpath of the River Lee Navigation, and it becomes increasingly urbanised as it approaches London. The walk was opened in 1993 and is waymarked throughout using a swan logo.
The Small River Lea is a minor tributary of the River Lea, which flows through the Lee Valley Park between Cheshunt and Enfield Lock. It forms part of the Turnford and Cheshunt Pits Site of Special Scientific Interest (SSSI) as it flows through the River Lee Country Park.
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.
Waltham Town Lock is a lock on the River Lee Navigation at Waltham Cross, Hertfordshire. The lock is located in the River Lee Country Park which is part of the Lee Valley Park. The adjoining Showground site now known as the Broxbourne White Water Canoe Centre has been chosen to host the canoeing event in the 2012 Summer Olympics.
Cheshunt Lock is a lock on the River Lee Navigation at Cheshunt, Hertfordshire.
The River Lee Country Park is located in the Lee Valley Park and is managed by the Lee Valley Regional Park Authority. Covering 1,000 acres (400 ha) on either side of the River Lee Navigation between Waltham Abbey and Broxbourne, it is an area of lakes, watercourses, open spaces and three Sites of Special Scientific Interest (SSSI) linked by footpaths and cycle tracks.
Aqueduct Lock is a lock on the River Lee Navigation close to Turnford.
The Hackney Cut is an artificial channel of the Lee Navigation built in England in 1769 by the River Lea Trustees to straighten and improve the Navigation. It begins at the Middlesex Filter Beds Weir, below Lea Bridge, and is situated in the (modern) London Borough of Hackney. When built it contained two pound locks and a half-lock, but was rebuilt to handle larger barges in the 1850s, and now only Old Ford Lock, which is actually a duplicated pair, remains.
The Turnford and Cheshunt Pits is a biological Site of Special Scientific Interest near Cheshunt in Hertfordshire and Essex and covers a total of 428.17 acres. It is part of the Lee Valley Special Protection Area.
