West Iceland
Deildartunguhver Hot Spring
About Deildartunguhver Hot Spring
Deildartunguhver is Europe's most powerful hot spring, producing around 180 liters of boiling water per second at 97°C — and supplying geothermal heating to towns over 60 km away.
History & Background
This extraordinary geothermal spring has been producing boiling water for thousands of years. The volume is so enormous that it provides hot water and district heating to the towns of Borgarnes and Akranes through insulated pipes — one of the longest geothermal district heating systems in the world. Nearby Krauma geothermal spa uses the spring's water cooled to bathing temperature.
Key Facts
Produces approximately 180 liters per second
Water temperature reaches 97°C
Supplies heating via pipes to Borgarnes (64 km) and Akranes (34 km)
Europe's most powerful hot spring
Krauma luxury spa built directly beside the spring
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