Øljusjøen is a 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,...

 in the municipalities of Hemsedal

Hemsedal

Hemsedal is a municipality in Buskerud county, Norway. It is part of the traditional region of Hallingdal. The administrative centre of the municipality is the village of Trøym. In 1897, Hemsedal was separated from the municipality of Gol to become a municipality of its own.Hemsedal is the...

 (in 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:...

 county) and Lærdal

Lærdal

Lærdal is a municipality in the southwestern part of Sogn og Fjordane county, Norway. It is part of the traditional district of Sogn. The administrative center of the municipality is the village of Lærdalsøyri...

 (in Sogn og Fjordane

Sogn og Fjordane

is a county in Norway, bordering Møre og Romsdal, Oppland, Buskerud, and Hordaland. The county administration is in the town of Hermansverk in Leikanger municipality while the largest town is Førde....

 county), 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...

. The 8.45 square kilometres (3.3 sq mi) lake is located at an elevation of 1335 metres (4,379.9 ft) above sea level. It is 15 kilometres (9.3 mi) southeast of Borgund

Borgund, Sogn og Fjordane

Borgund is a village and former municipality in Sogn og Fjordane county, Norway. It was part of the traditional district of Sogn. The administrative center of Borgund was the village of Steinklepp, which has a store, a bank, and a school...

 and the highway. The lake Eldrevatnet

Eldrevatnet

Eldrevatnet or Eldrevatn is a lake in the municipality of Lærdal in Sogn og Fjordane county, Norway. The lake lies at an elevation of above sea level. It is located about southeast of Borgund, not far from the highway and the Filefjell Kongevegen road. The lake Øljusjøen lies south of the...

 is 4 kilometres (2.5 mi) to the north. The lake Juklevatnet

Juklevatnet

Juklevatnet is a lake in the municipalities of Hemsedal and Lærdal , Norway. It is located east of Borgund in Lærdal, just to the south of the mountain Høgeloft in the Filefjell range. The lake sits at an elevation of above sea level...

 and the mountain Høgeloft

Høgeloft

Høgeloft is a mountain on the border between the municipalities of Lærdal and Hemsedal , Norway. At above sea level, it is the highest mountain in the Filefjell mountain range...

 are both about 12 kilometres (7.5 mi) to the northeast.

Øljusjøen has a hydroelectric

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...

 dam

Dam

A dam is a barrier that impounds water or underground streams. Dams generally serve the primary purpose of retaining water, while other structures such as floodgates or levees are used to manage or prevent water flow into specific land regions. Hydropower and pumped-storage hydroelectricity are...

at the north end which directs water to a power station nearby. The water eventually goes into the Mørkedøla river.