The Sulby Reservoir is the largest reservoir or lake in the

Isle of Man ) , anthem = "O Land of Our Birth" , image = Isle of Man by Sentinel-2.jpg , image_map = Europe-Isle_of_Man.svg , mapsize = , map_alt = Location of the Isle of Man in Europe , map_caption = Location of the Isle of Man (green) in Europe ...

, with an area of .

The reservoir

Sulby is an impounding reservoir. The dam was completed in 1982 and has a rock-fill embankment high. The reservoir's capacity is and the maximum depth . The water flows to Sulby Water Treatment Works, from where it is pumped to consumers.

Geography

The reservoir is located at the top of Sulby Glen near the source of the

Sulby River Sulby is a place name that may refer to: *Sulby, Isle of Man **River Sulby, two rivers ** Sulby Glen ** Sulby Reservoir *Sulby, Northamptonshire Sulby is a hamlet and civil parish in West Northamptonshire in England. The population of the hamle ...

, the longest river on the island. It is at the foot of Druidale; Glen Crammag; the valley of the upper part of the Sulby River; and a fourth, unnamed minor valley, receiving water from all these rivers. It is at the junction of three parishes:

Michael Michael may refer to: People * Michael (given name), a given name * Michael (surname), including a list of people with the surname Michael Given name "Michael" * Michael (archangel), ''first'' of God's archangels in the Jewish, Christian an ...

Lezayre Lezayre ( ; gv, Creest ny h-Ayrey), formally Kirk Christ Lezayre, is one of the seventeen historic parishes of the Isle of Man. It is located in the north of the island (part of the traditional ''North Side'' division) in the sheading of Ayre. ...

and

Braddan Braddan ( gv, Braddan) is one of the seventeen parishes of the Isle of Man. It is located on the east of the island (part of the traditional ''South Side'' division) in the sheading of Middle. Administratively, a small part of the historic p ...

. Sulby Reservoir is also about west of the summit of

Snaefell Snaefell ( on, snjœ-fjall/snjó-fall – snow mountain) – ( gv, Sniaull) is the highest mountain and the only summit higher than on the Isle of Man, at above sea level. The summit is crowned by a railway station, cafe and several communic ...

, the island's highest peak. It is operated by the

Isle of Man Water Authority The Isle of Man Water and Sewerage Authority (Manx: ''Lught-reill Ushtey as Sornaigys Ellan Vannin'') was the statutory board responsible for water supply and sewage disposal in the Isle of Man. It was formed in 1972 as the 'Isle of Man Water ...

Use

The reservoir supplies the northern half of the island, St Johns, Peel,

Kirk Michael Michael ( gv, Maayl) is one of the six sheadings of the Isle of Man. It is located on the west of the island (part of the traditional ''North Side'' division) and consists of the three historic parishes of Ballaugh, Jurby and Michael. Histo ...

Ballaugh Ballaugh ( ; , ) is a small village on the Isle of Man in the parish of Ballaugh (parish), the same name, in the sheading of Michael (parish), Michael. It is the only village in the parish. The parish adjoins Jurby to the north, Lezayre to the e ...

Andreas Andreas ( el, Ἀνδρέας) is a name usually given to males in Austria, Greece, Cyprus, Denmark, Armenia, Estonia, Ethiopia, Eritrea, Finland, Flanders Flanders (, ; Dutch: ''Vlaanderen'' ) is the Flemish-speaking northern portion of B ...

Bride A bride is a woman who is about to be married or who is newlywed. When marrying, the bride's future spouse, (if male) is usually referred to as the ''bridegroom'' or just ''groom''. In Western culture, a bride may be attended by a maid, brides ...

Ramsey Ramsey may refer to: Geography British Isles * Ramsey, Cambridgeshire, a small market town in England * Ramsey, Essex, a village near Harwich, England ** Ramsey and Parkeston, a civil parish formerly called just "Ramsey" * Ramsey, Isle of Man, t ...

and

Laxey Laxey ( gv, Laksaa) is a village on the east coast of the Isle of Man. Its name derives from the Old Norse ''Laxa'' meaning 'Salmon River'. Its key distinguishing features are its three working vintage railways and the largest working waterwhee ...

. Water can also be pumped to the West Baldwin Reservoir which supplies

Douglas Douglas may refer to: People * Douglas (given name) * Douglas (surname) Animals *Douglas (parrot), macaw that starred as the parrot ''Rosalinda'' in Pippi Longstocking *Douglas the camel, a camel in the Confederate Army in the American Civil W ...

and the southern half of the island. The reservoir also powers a

hydro-electric Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies one sixth of the world's electricity, almost 4500 TWh in 2020, which is more than all other renewable sources combined an ...

power station downstream. Water flows through a pipeline from the reservoir to the power station. The power station is also fed by another, smaller reservoir, Block Eary. An energy recovery system was installed at the Sulby Water Treatment Works in 2013, to generate hydro-electric power from the incoming water, which is then purified before being pumped on to customers. Trout fishing is available and there is a large car park. It is also a registered dark sky discovery site.

References

External links

Isle of Man reservoirs
{{Use British English, date=February 2016 Bodies of water of the Isle of Man