63.88 N, 22.5 W
summit elevation 230 m
Reykjanes volcano is located in SW Iceland at the point where the Mid Atlantic Ridge meets the surface. The Reykjanes peninsula is covered with post glacial lava flows.
A large earthquake in 2000 lowered the water level in Lake Kleifarvatn by 5 metres. It has since been returning to normal. Krísuvík, close to the southern end of the lake and has hot springs, mud pots, boiling pools.
Reykjanes volcano is popular with adventure tours.
An earthquake swarm occurred on the Reykjanes peninsula and ridge on 4th April 2014.
Eruptions at Reykjanes
Eruptions on the Reykjanes peninsula are grouped into distinct fissure swarms. There are four volcanoes on the peninsula - Reykjanes, Krísuvík, Brennisteinsfjoll, and Hengill. Eruptions on the peninsula produce shields (volume 1.1 cubic km) and fissures (volume 0.015 cubic km).
Reykjanes Geothermal system
The geothermal water at Reykjanes volcano is produced, and recharged, by the action of seawater with hot volcanic rocks. The system is similar to seafloor hydrothermal systems.