The River Ehen is a

river A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of ...

Cumbria Cumbria ( ) is a ceremonial and non-metropolitan county in North West England, bordering Scotland. The county and Cumbria County Council, its local government, came into existence in 1974 after the passage of the Local Government Act 1972. ...

England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe ...

. The river's source is at the west end of

Ennerdale Water Ennerdale Water is the most westerly lake in the Lake District National Park in Cumbria, England. It is a glacial lake, with a maximum depth of 150 feet (45 metres), and is ½ mile to a mile (700 to 1,500 metres) wide and 2½ miles (3.9 kilom ...

: it runs west through Ennerdale Bridge where it is joined by Croasdale Beck (flowing from Banna Fell). Ennerdale Water itself is fed by the

River Liza The River Liza flows through Ennerdale, a glacial valley in Cumbria, England. The river is allowed to flow freely as part of a rewilding project. The Liza flows from its source below Windy Gap on Great Gable through a steep-sided valley to Enn ...

. The Ehen continues past

Cleator Moor Cleator Moor is a town and civil parish in Cumbria, England, within the historic county of Cumberland. It had a population of 6,936 at the 2011 census. Below Dent Fell, the town is on the Coast to Coast Walk that spans Northern England. ...

and Cleator, where it is fed by the

River Keekle The River Keekle is a river running through the English county of Cumbria. The source of the Keekle is to be found at Keekle Head Farm on High Park between Gilgarran and Asby. From there, the river moves gradually southwards via former open c ...

, moving southwards through Egremont and eventually running parallel to the

Irish Sea The Irish Sea or , gv, Y Keayn Yernagh, sco, Erse Sie, gd, Muir Èireann , Ulster-Scots: ''Airish Sea'', cy, Môr Iwerddon . is an extensive body of water that separates the islands of Ireland and Great Britain. It is linked to the C ...

which it eventually joins at

Sellafield Sellafield is a large multi-function nuclear site close to Seascale on the coast of Cumbria, England. As of August 2022, primary activities are nuclear waste processing and storage and nuclear decommissioning. Former activities included nuc ...

at the same point as the River Calder.

Wildlife

The river supports the largest

freshwater pearl mussel The freshwater pearl mussel (''Margaritifera margaritifera'') is an endangered species of freshwater mussel, an aquatic bivalve mollusc in the family Margaritiferidae. Although the name "freshwater pearl mussel" is often used for this species, ...

population in

. The river is a breeding ground for

Atlantic salmon The Atlantic salmon (''Salmo salar'') is a species of ray-finned fish in the family Salmonidae. It is the third largest of the Salmonidae, behind Siberian taimen and Pacific Chinook salmon, growing up to a meter in length. Atlantic salmon are ...

. There is widespread

poaching Poaching has been defined as the illegal hunting or capturing of wild animals, usually associated with land use rights. Poaching was once performed by impoverished peasants for subsistence purposes and to supplement meager diets. It was set a ...

along the length of the river.

Environmental protection

The river Ehen was designated a

Special Area of Conservation A Special Area of Conservation (SAC) is defined in the European Union's Habitats Directive (92/43/EEC), also known as the ''Directive on the Conservation of Natural Habitats and of Wild Fauna and Flora''. They are to protect the 220 habitats and a ...

in 2005. The section of the coast into which it flows was designated as the Cumbria Coast Marine Conservation Zone in 2013. It is the only river in England to be part of the project "Pearls in Peril", funded by the European Union's LIFE + NATURE Programme. The project aims to conserve the species at 21 sites in the UK. The freshwater pearl mussel relies for part of its life on the presence of salmonids, a group of fish including salmon and trout. Sellafield has previously used water from the River Ehen for cooling on the site, but ceased this operation in the 1990s. There is a weir on Ennerdale Water, and as at 2016 the valley continues to be an important source of drinking water for customers of

United Utilities United Utilities Group plc (UU), the United Kingdom's largest listed water company, was founded in 1995 as a result of the merger of North West Water and NORWEB. The group manages the regulated water and waste water network in North West Engla ...

in West Cumbria. However, there are plans to supply these customers using a new pipeline from Thirlmere because the

Environment Agency 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 en ...

has confirmed that for environmental reasons it will rescind the abstraction licence for Ennerdale. This means United Utilities must stop using it as a source of water by 2025 at the latest, and therefore will need to find one or more alternative sources of water.

References

External links

Wath Brow and Ennerdale Angling Association
Ehen, River Special Areas of Conservation in Cumbria {{England-river-stub