Sog (river)

Sog (; more commonly Sogið ) is a river in

Iceland Iceland ( is, Ísland; ) is a Nordic island country in the North Atlantic Ocean and in the Arctic Ocean. Iceland is the most sparsely populated country in Europe. Iceland's capital and largest city is Reykjavík, which (along with its s ...

. It runs from the lake

Þingvallavatn Þingvallavatn (), anglicised as Thingvallavatn,The spelling ''Pingvallavatn'' is wrong as the letter “p” should never be used to represent the letter “þ” (thorn). is a rift valley lake in southwestern Iceland. With a surface of 84 km² ...

for to its confluence with the river Hvítá, forming the river

Ölfusá The Ölfusá () is a river in Iceland. It begins at the junction between the Hvítá and Sog rivers, just north of the town of Selfoss, and flows for 25 km into the Atlantic ocean. It is Iceland's largest river by volume with an average ...

which then runs for another 25 km into the

Atlantic Ocean The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth's surface and about 29% of its water surface area. It is known to separate the " Old World" of Africa, Europe ...

. Its average discharge is . There are three hydroelectric power stations on the river
Ljósafossstöð
(15 MW)
Írafossstöð
(48 MW) an
Steingrímsstöð
(27 MW). The river runs through two lakes, Úlfljótsvatn and Álftavatn . It has a healthy stock of arctic char and Atlantic

salmon Salmon () is the common name for several commercially important species of euryhaline ray-finned fish from the family Salmonidae, which are native to tributaries of the North Atlantic (genus ''Salmo'') and North Pacific (genus '' Oncorhy ...

. The size of the char can be anywhere from 0.5 pounds up the 5.0 pounds with an average size of one pound. The most common weight for salmon is 5.0 to 10.0 pounds with a few fish caught each year from 20.0 to 30.0 pounds. There are also brown

trout Trout are species of freshwater fish belonging to the genera '' Oncorhynchus'', '' Salmo'' and '' Salvelinus'', all of the subfamily Salmoninae of the family Salmonidae. The word ''trout'' is also used as part of the name of some non-salm ...

in the River. Rivers of Iceland {{Iceland-river-stub