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Geothermal Exhibition at Hellisheiðarvirkjun

ON Power operates two geothermal power stations, in Hellisheiði and Nesjavellir, and one hydro power station in Andakíll. Which are the largest and the second-largest geothermal power stations in Iceland, respectively. The geothermal area of Hellisheiði Geothermal Power Plant is a high-temperature area located at an active volcano, Hengill. The estimated maximum capacity of the Hellisheiði geothermal power plant is 303 MW of electricity and 400 MW of thermal energy. 

Hellisheiði and Nesjavellir power plants provide over 50% of the hot water used for district heating in the capital area. Geothermal fields in Reykjavík and neighbouring areas are the other source of hot water for the region. This hot water is also used for greenhouses, swimming pools, snow-melting, and a geothermal beach. 

At the geothermal exhibition, located at the Hellisheiði geothermal power plant, visitors can learn how Icelandic people have harnessed geothermal energy for hundreds of years and how current and future developments will make the Hellisheiði power plant one of the greenest energy sources on the planet.  

The Geothermal Exhibition is open every day of the year except December 25. and January 1.
Winter opening hours: November 1. - March 31. - 09:00-16:00.
Summer opening hours: April 1. - October 31. - 09:00 - 17:00.

We invite you to experience our world-leading green power production up close and personal. Feel the engine room humming with energy, learn about geothermal ingenuity, and even smell the power.

The exhibition is interactive and based on multimedia technology, allowing guests to explore and experience among other things:

  • Visual explanation of the process of geothermal energy production
  • The history of geothermal energy in Iceland
  • The turbine at work
  • An Icelandic mineral collection
  • The Carbfix method - we turn CO2 into stone


    Larger parties (10 people or more) and those interested in Carbfix tours can are encouraged to send us an email detailing the time and date of the visit and the size of the respective group at syning@or.is
Geothermal Exhibition at Hellisheiðarvirkjun

Geothermal Exhibition at Hellisheiðarvirkjun

ON Power operates two geothermal power stations, in Hellisheiði and Nesjavellir, and one hydro power station in Andakíll. Which are the largest and th

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