Nesjavellir, geothermal plant

About place

Nesjavellir geothermal plant generates electricity and hot water by utilizing geothermal water and steam. The plant output is 120 MWe and 300 MWt/1800 litres per second

Open in Nesjavellir in the summertime
From: Júní 1. to August 31.
Monday-Saturday: 9:00-17:00
Sunday: 13:00-18:00

Reykjavik Energy ( provides electricity, geothermal water for heating, and cold water for consumption and fire fighting. Our service area extends to 20 communities, covering 67% of the Icelandic population. We harness hot water from geothermal fields in Reykjavík and distribute to our customers. In addition, we operate geothermal plants at Hellisheiði and Nesjavellir where we heat groundwater and distribute to the district heating. We produce electricity by using geothermal, high-pressure steam at our plants at Hellisheiði and Nesjavellir. We distribute cold water from our groundwater reservoir.

The geothermal area of Hellisheiði Geothermal Power Plant is in Hengill, a mountain situated on an active volcanic ridge. Estimate production for the Hellisheiði Plant is 300 MW electricity and 400 MW thermal energy.
Visitor Centre.

The Hellisheiði Power Plant Visitor Center is open every day from 09:00-18:00.

A visit includes a guided tour through the plant and various multi-media presentations. Larger parties (10 people or more) are encouraged to send us an email detailing the time and date of the visit and size of the respective group.