Deildartunguhver () is a
hot spring
A hot spring, hydrothermal spring, or geothermal spring is a spring produced by the emergence of geothermally heated groundwater onto the surface of the Earth. The groundwater is heated either by shallow bodies of magma (molten rock) or by circ ...
in
Reykholtsdalur,
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 ...
. It is characterized by a very high flow rate for a hot spring (180 liters/second) and water emerges at 97 °C. It is the highest-flow hot spring in Europe.
Some of the water is used for heating, being piped 34 kilometers to
Borgarnes
Borgarnes () is a town located on a peninsula at the shore of Borgarfjörður in Iceland and is the largest town in the Borgarbyggð municipality with a population of about 3800 residents. It is a main junction in Iceland and the gateway to the ...
and 64 kilometers to
Akranes
Akranes () is a port town and municipality on the west coast of Iceland, around north of the capital Reykjavík.
The area where Akranes is located was settled in the 9th century; however, it did not receive a municipal charter until 1942.
His ...
.
A
fern
A fern (Polypodiopsida or Polypodiophyta ) is a member of a group of vascular plants (plants with xylem and phloem) that reproduce via spores and have neither seeds nor flowers. The polypodiophytes include all living pteridophytes exce ...
called ''
Struthiopteris fallax'',
grows in Deildartunguhver. This fern is the only endemic fern in Iceland, and it does not grow anywhere else in the world.
References
External links
Icelandic website describing Deildartunguhver
{{coord, 64, 39, 47, N, 21, 24, 33, W, region:IS_type:waterbody, display=title
Hot springs of Iceland
Borgarbyggð