The Suldalslågen river is located in Rogaland

Rogaland

is a county in Western Norway, bordering Hordaland, Telemark, Aust-Agder and Vest-Agder. It is the center of the Norwegian petroleum industry, and as a result of this, Rogaland has the lowest unemployment rate of any county in Norway, 1.1%...

 County in southwest 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...

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Suldalslågen has a natural watershed

Drainage basin

A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...

 of 1463 km² of which 75% is above timberline in high mountain areas, making it western Norway's largest river. The Suldalslågen and upstream watercourse is heavily dammed and regulated (including transfer of water across catchmetn borders) for hydroelectric power generation, and represents ~6% of Norway's total hydroelectric power generation. One of the regulated reservoirs, lake Suldalsvatn

Suldalsvatn

At 376 m in depth Suldalsvatn is the 6th deepest Norwegian lake. It is located in Suldal municipality in the county of Rogaland, Norway. It is 68 m above sea level, has an area of 27.53 km² and has a volume of 4.49 km³....

 lies 22 km above the mouth of the river at the Suldal

Suldal

Suldal is a municipality in the northeast of Rogaland county, Norway located in the Ryfylke historically traditional district. Sand i Ryfylke is a the administrative center of Suldal....

 municipality center, Sand

Sand, Rogaland

Sand is a village and former municipality in Rogaland county, Norway.The municipality was created by a split from Jelsa in 1859. At that time Sand had 1,600 inhabitants....

 village on the Hylsfjord

Hylsfjord

Hylsfjord is a fjord in the municipality Suldal in Rogaland, Norway. It is a 20 km long branch of the fjord Boknafjord. The Hylen Hydroelectric Power Station is located in the inner end of Hylsfjord.-References:...

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The Suldalslågen one of Norway’s most famous Atlantic salmon

Salmon

Salmon is the common name for several species of fish in the family Salmonidae. Several other fish in the same family are called trout; the difference is often said to be that salmon migrate and trout are resident, but this distinction does not strictly hold true...

rivers.