Sperillen is Norway

Norway

Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

's 33rd largest lake

Lake

A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...

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Sperillen is located in Ådal

Ådal

Ådal is a valley in the municipality of Ringerike and was a former municipality in Buskerud County, Norway.The municipality was created in 1857 by a split from Norderhov. At that time Ådal had a population of 2,382. On 1 January 1964 Ådal was merged with Hønefoss, Tyristrand, Hole and Norderhov to...

 in Ringerike

Ringerike

oskar er kjempe kulRingerike is a municipality in Buskerud county, Norway. It is part of the traditional region of Ringerike...

 municipality in the county of Buskerud

Buskerud

is a county in Norway, bordering Akershus, Oslo, Oppland, Sogn og Fjordane, Hordaland, Telemark, and Vestfold. The county administration is located in Drammen.-Geography:...

. The lake has an area of 37 km², has a volume of 13 km³ , is 123 meters deep at its deepest, and lies 150 meters above sea level

The rivers Begna

Begna

Begna is a river in Buskerud and Oppland counties in Norway. It is formed by the merging of the rivers Otrøelva and Ylja above Lake Vangsmjøsa. It is also the name of the village of Begna located by the river....

 from the valley of Begnadalen and Urula from the valley of Hedalen flow into the lake from the north. At south, a hydro-electric power station

Hydroelectricity

Hydroelectricity is the term referring to electricity generated by hydropower; the production of electrical power through the use of the gravitational force of falling or flowing water. It is the most widely used form of renewable energy...

 is located at Ringmoen. The lake is well known for its fisheries, and the lake is one of the few with a commercial fishery. Common species are whitefish

Freshwater whitefish

The freshwater whitefish are fish of the subfamily Coregoninae in the salmon family Salmonidae. Along with the freshwater whitefish, the Salmonidae includes the freshwater and anadromous trout and salmon species as well as graylings...

, char

Salvelinus

Salvelinus is a genus of salmonid fish often called char or charr; some species are called "trout". Salvelinus is a member of the Salmoninae subfamily of the Salmonidae family. Charr may be identified by light cream pink or red spots over a darker body. Scales tend to be small, with 115-200 along...

, European perch

European perch

The European perch, Perca fluviatilis, is a predatory species of perch found in Europe and Asia. In some areas it is known as the redfin perch or English perch, and it is often known simply as perch. The species is a popular quarry for anglers and has been widely introduced beyond its native area,...

 and trout

Trout

Trout is the name for a number of species of freshwater and saltwater fish belonging to the Salmoninae subfamily of the family Salmonidae. Salmon belong to the same family as trout. Most salmon species spend almost all their lives in salt water...

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