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The Environment Agency (EA) is a non-departmental public body, established in 1996 and sponsored by the United Kingdom government 's Department for Environment, Food and Rural Affairs, with responsibilities relating to the protection and enhancement of the environment in England (and until 2013 also Wales).
The Somerset Levels are a coastal plain and wetland area of Somerset, England, running south from the Mendips to the Blackdown Hills. The Somerset Levels have an area of about 160,000 acres (650 km 2) and are bisected by the Polden Hills; the areas to the south are drained by the River Parrett, and the areas to the north by the rivers Axe and ...
Height. From December 2013 onwards the Somerset Levels suffered severe flooding as part of the wider 2013–2014 Atlantic winter storms in Europe and subsequent 2013–2014 United Kingdom winter floods. The Somerset Levels, or the Somerset Levels and Moors as they are less commonly but more correctly known, is a coastal plain and wetland area ...
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. [1] Water from the channel feeds the Lee ...
The River Rother rises from several springs on the south-eastern side of Cottage Hill near Rotherfield in East Sussex. The hill is 653 feet (199 m) above sea level at the top, and the springs are found near the 520-foot (160 m) and 445-foot (136 m) contours. A tributary of the River Medway rises on the north-eastern slopes of the same hill, and ...
The Environment Agency measure water quality of the river systems in England. Each is given an overall ecological status, which may be one of five levels: high, good, moderate, poor and bad. There are several components that are used to determine this, including biological status, which looks at the quantity and varieties of invertebrates ...
100-year flood. A 100-year flood is a flood event that has on average a 1 in 100 chance (1% probability) of being equaled or exceeded in any given year. [1] A 100-year flood is also referred to as a 1% flood. [2] For coastal or lake flooding, a 100-year flood is generally expressed as a flood elevation or depth, and may include wave effects.
A flood warning is closely linked to the task of flood forecasting.The distinction between the two is that the outcome of flood forecasting is a set of forecast time-profiles of channel flows or river levels at various locations, while "flood warning" is the task of making use of these forecasts to make decisions about whether warnings of floods should be issued to the general public or ...