Monthly Archives: December 2017

Strong earthquake swarm ongoing in Skjaldbreið shield volcano

Yesterday (10-12-2017) a earthquake swarm started in Skjaldbreið shield volcano (in Global Volcanism program this area is under Presthnjúkar area). Currently the earthquake swarm is ongoing. This activity started on Friday with few earthquakes and started in full force when … Continue reading

Posted in Earthquakes, Monitoring, Skjaldbreið, Swarm, Volcano | 3 Comments

Magnitude 4,1 earthquake in Bárðarbunga volcano

Early morning on 9-December-2017 a magnitude 4,1 earthquake took place in Bárðarbunga volcano. This type of earthquake activity is now common in Bárðarbunga volcano after the 2014 (August) – 2015 (February) eruption. The magnitude 4,1 earthquake in Bárðarbunga volcano was … Continue reading

Posted in Bárðarbunga, Earthquakes, Magma, Monitoring, Swarm, Volcano | 14 Comments

Dyke intrusion in Öræfajökull volcano confirmed

Recent measurement of Öræfajökull volcano have confirmed a dyke intrusion, the dyke intrusion is located in south part of Öræfajökull volcano and that area is showing inflation. At the moment the amount of magma is now estimated at being close … Continue reading

Posted in Dyke intrusions, Earthquakes, Hydrothermal, Magma, Monitoring, Swarm, Volcano | 8 Comments

Cauldron in Öræfajökull volcano continues to get deeper and wider

Latest news of the cauldron that has formed in Öræfajökull volcano is not good. According to the news on mbl.is the cauldron got larger by 20 meters over a 9 day time period. Current shape of the cauldron now is … Continue reading

Posted in Hydrothermal, Magma, Monitoring, Öræfajökull, Volcano | 17 Comments

Small earthquake swarm in western Tjörnes Fracture Zone (TFZ)

During the night of 6-December-2017 there was a small earthquake swarm on western part of Tjörnes Fracture Zone (TFZ). Few earthquakes happened and the largest one had a magnitude of 3,1 and was felt in Siglufjörður village and Ólafsvík village. … Continue reading

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Continued earthquake activity in Öræfajökull volcano

Earthquake activity continues in Öræfajökull volcano. There is a small drop in earthquake activity every few hours just before it increases again. This seems to be normal for earthquake like Öræfajökull volcano. The magma in Öræfajökull volcano is expected to … Continue reading

Posted in Earthquakes, Magma, Monitoring, Öræfajökull, Swarm, Volcano | 2 Comments

Slow increase in earthquake activity in Öræfajökull volcano

There seems to be a slow increase in earthquake activity in Öræfajökull volcano. For the last 48 hours the number seems to be rising. This is how it looks on this graph from Icelandic Met Office. Earthquake activity in Öræfajökull … Continue reading

Posted in Earthquakes, Magma, Monitoring, Öræfajökull, Swarm, Volcano | 10 Comments

Please remember to support Iceland geology with donations

I put a lot of work in this website as it shows when the number of articles (1320 so far) I’ve written since I started this website in September 2011. Donations allow me to keep writing on this website without … Continue reading

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