Deildartunguhver

Deildartunguhver

Vesturland

70/10060 min

Deildartunguhver, located in Vesturland, Iceland, is renowned as the most voluminous hot spring in Europe, discharging approximately 180 liters of near-boiling water per second. Situated north of Reykjadalsá in the Reykholtsdalur valley, about 37 km from Borgarnes, it spans an area of roughly 50 meters encompassing several geothermal vents. The spring's name derives from the nearby farm Deildartunga, and it is protected as a natural reserve. The geothermal water is harnessed for heating purposes in nearby towns such as Borgarnes and Akranes, including supplying the public swimming pool in Borgarnes. Additionally, it supports local horticulture by heating greenhouses on the Deildartunga estate. The surrounding flora includes a rare species of clubmoss, considered by some botanists to be a unique variant adapted to the spring's special conditions, which is also protected. Deildartunguhver is a significant natural feature combining geological uniqueness with practical human use, attracting visitors interested in geothermal phenomena and Icelandic nature.

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Astuce: The best time to visit Deildartunguhver is during the warmer months when the surrounding landscape is accessible and vibrant. Visitors should consider purchasing tickets or booking tours in advance if planning to visit the nearby Krauma geothermal baths, which utilize the spring's water. Discounts may be available for groups, seniors, or combined tickets with other local attractions. The site is accessible year-round, but weather conditions can affect travel. Guided tours provide insightful context on the geothermal system and local ecology.

Faits intéressants

  • Deildartunguhver discharges about 180 liters of water per second at approximately 100°C, making it the highest flow hot spring in Europe.
  • The spring water is piped over 34 kilometers to Borgarnes and Akranes for heating buildings and public facilities.
  • A rare species of clubmoss grows exclusively near the spring, considered by some botanists as a unique variant adapted to the geothermal environment.
  • The spring emerges from beneath a 5-meter high clay bank known locally as Hverahóll or Laugarhóll.

Histoire

Deildartunguhver has long been recognized for its geothermal activity, with historical use dating back centuries in Icelandic culture.

The spring has been central to local heating and agricultural practices, especially in the 20th century when geothermal energy infrastructure was developed to supply nearby towns.

Over time, the site has been protected to preserve its natural state and unique ecosystems, reflecting Iceland's commitment to sustainable use of geothermal resources.

Guide du lieu

1
The Hot Spring Vent Area

This is the main area where the geothermal water emerges with immense force, creating steam and bubbling pools. Visitors can observe the natural phenomenon of hot water flowing over the clay banks and the unique geothermal landscape.

2
Krauma Geothermal BathsOpened in 2017

A modern spa facility nearby that uses the water from Deildartunguhver to provide relaxing geothermal baths, combining natural hot spring water with cold glacial water for a unique bathing experience.

Contact

Téléphone: 555 6066

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