Month: January 2019

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Magnitude 3,4 earthquake just off Surtsey island (Vestmannaeyjar volcano)

During the night (31-January-2019) a magnitude 3,4 earthquake took place close to Surtsey island (Vestmannaeyjar volcano). According to Icelandic Met Office this is the largest earthquake in this location since 1992.


The earthquake activity close to Surtsey island. Copyright of this image belongs to Icelandic Met Office.

Few minor earthquakes took place at this location after the largest earthquake. Good detection is difficult due to distance from the SIL network and how remote this location is.

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Earthquake swarm in Torfajökull volcano

Today (27-January-2019) at 10:01 UTC an earthquake swarm started in Torfajökull volcano, western part of the caldera. Largest earthquake in this swarm had a magnitude of 3,7 and was felt on nearby farms. There are no tourists in this area of Iceland this time of the year (generally).


Earthquake swarm in Torfajökull volcano. Copyright of this image belongs to Icelandic Met Office.

Largest earthquake in last few hours had a magnitude of 2,3. Other earthquakes have been smaller in magnitude. This earthquake swarm is currently ongoing and information might change without warning.

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Minor earthquake swarm in Krýsuvík volcano

During the night (26-January-2019) a small earthquake swarm took place in Krýsuvík volcano. Largest earthquake had a magnitude of 3,0. Other earthquakes have been smaller in magnitude.


Earthquake activity in Krýsuvík volcano. Copyright of this image belongs to Icelandic Met Office.

This earthquake swarm seems to be over and only lasted for less than two hours.

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Two earthquake swarms on Reykjanes ridge

During the week there has been a small earthquake swarm on the Reykjanes ridge, mostly close to the coastline. The first earthquake swarm is closer to the coastline and largest earthquake so far had a magnitude of 3,0 at 14:31 UTC just 7,6 km off Eldey Island (its more of a rock standing up from the ocean). The second earthquake swarm had a magnitude 3,0 earthquake at 04:32 UTC and was 17,5 km away from Geirfugladrangi (also a rock that just stands up from the ocean). All other earthquakes have been smaller in magnitude.


Two earthquake swarms on the Reykjanes ridge. Copyright of this image belongs to Icelandic Met Office.

Both earthquake swarms appear to be ongoing when this article is written.

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Fresh earthquake activity in Öræfajökull volcano

Today (6-January-2019). Largest earthquake in this swarm had a magnitude of 2,4. Other earthquakes have been smaller in magnitude.


Earthquake activity in Öræfajökull volcano. Copyright of this image belongs to Icelandic Met Office.

This earthquake swarm seems to be ongoing. There are not many earthquakes happening as is normal for Öræfajökull volcano. This activity is in the normal range of what has been happening in Öræfajökull since 2017.

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