The Tungnaá () is a river in the southern
Highlands of Iceland
The Highlands of Iceland ( is, hálendið ) are a sparsely inhabited plateau that covers most of the interior of Iceland. They are situated above 400–500 metres (1300–1600 feet) and are mostly an uninhabitable volcanic desert, because the wa ...
. It flows from the western edge of
Vatnajökull
Vatnajökull ( Icelandic pronunciation: , literally "Glacier of Lakes"; sometimes translated as Vatna Glacier in English) is the largest and most voluminous ice cap in Iceland, and the second largest in area in Europe after the Severny Island i ...
to the reservoir
Sultartangalón, where it joins the
Þjórsá
Þjórsá () is Iceland's longest river at 230 kilometers (about 143 miles). It is in the south of the island.
Þjórsá is a glacier river and has its source on the glacier Hofsjökull. It flows out through narrow gorges in the highlands of I ...
. The river has been used extensively for
hydroelectricity
Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies one sixth of the world's electricity, almost 4500 TWh in 2020, which is more than all other renewable sources combined an ...
, with power stations at
Vatnsfell,
Sigalda, Hrauneyjafoss, and Sultartangi.
Landsvirkjun – Sultartangi
See also
*List of rivers of Iceland
On an island like Iceland, the rivers are short in length. None of the rivers are important as a means of navigation due to the impracticality of settlements in the Highlands of Iceland where they originate.
South
* HvÃtá
* Krossá
*Kúðafljà ...
References
Rivers of Iceland
{{Iceland-river-stub