The Ölfusá is a river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 in Iceland

Iceland

Iceland , described as the Republic of Iceland, is a Nordic and European island country in the North Atlantic Ocean, on the Mid-Atlantic Ridge. Iceland also refers to the main island of the country, which contains almost all the population and almost all the land area. The country has a population...

. It is formed when the rivers Hvítá and Sog

Sog

Sog may refer to:*Sog River, river in Iceland*Sog County, county in Tibet...

 combine, just north of the town of Selfoss

Selfoss (town)

Selfoss is a town in southern Iceland on the banks of Ölfusá river.It is part, and seat, of the municipality Árborg. The Ring Road runs through the town on its way between Hveragerði and Hella...

 and flows for 25 km into the Atlantic ocean

Atlantic Ocean

The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about , it covers approximately 20% of the Earth's surface and about 26% of its water surface area...

. It is Iceland's largest river with an average flow of 423 m³/s. Its discharge

Discharge (hydrology)

In hydrology, discharge is the volume rate of water flow, including any suspended solids , dissolved chemical species and/or biologic material , which is transported through a given cross-sectional area...

 area is 5760 km². The Ölfusá has a strong 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...

 fishing industry. The Flói Nature Reserve

Flói Nature Reserve

The Flói Nature Reserve is a bird and nature reserve located in southern Iceland. It includes a stretch of the east shore of the Ölfusá River. The reserve measures roughly wide by long, with an area of about . It is an Internationally Important Bird Area as recognised by BirdLife International...

 is located on its eastern shore where it meets the sea.

See also

• Geography of Iceland
  Geography of Iceland
  Iceland is a medium-sized island in the North Atlantic ocean. The island is located east of Greenland and immediately south of the Arctic Circle, atop the divergent boundary of the Mid-Atlantic Ridge in the North Atlantic Ocean. It lies about from New York City and from Scotland...
  
  
• Glaciers of Iceland
  Glaciers of Iceland
  The glaciers and ice caps of Iceland cover 11.1% of the land area of the country and have a considerable impact on its landscape and meteorology...
  
  
• Iceland plume
  Iceland plume
  The Iceland Plume is a postulated upwelling of anomalously hot rock in the Earth's mantle beneath Iceland. Its origin is thought to lie deep in the mantle, perhaps at the boundary between the core and the mantle at ca. 2880 km depth. Opinions differ as to whether seismic studies have imaged...
  
  
• Lakes of Iceland
• List of islands off Iceland
• List of volcanoes in Iceland
• Rivers of Iceland
• Volcanism in Iceland
• Waterfalls of Iceland
  Waterfalls of Iceland
  Iceland is unusually suited for waterfalls. This small island country has a north Atlantic climate that produces frequent rain or snow and a near-Arctic location that produces large glaciers, whose summer melts feed many rivers...
  
  

External links

• Olfusa