Monthly Archives: March 2017

Minor earthquake activity in Hofsjökull volcano

Posted on March 31, 2017 by Jón Frímann

On the 30th of March-2017 there was some minor earthquake activity in Hofsjökull volcano. This was a minor earthquake activity, with the largest earthquake having the magnitude of 1,3 at depth of 4,5 km. The deepest earthquake had magnitude of … Continue reading →

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Strong earthquake swarm 80 km north of Kolbeinsey Island

Posted on March 26, 2017 by Jón Frímann

During the night of 26-March-2017 there was an strong earthquake swarm about 80 km north of Kolbeinsey Island. This is around 250 km from the coast in north Iceland. It is not clear what is happening in this location, since … Continue reading →

Posted in Earthquakes, Kolbeinsey Island, Kolbeinsey Ridge, Monitoring, Swarm | 13 Comments

Slight increase in earthquake activity in Grímsvötn (Grímsfjall) volcano

Posted on March 23, 2017 by Jón Frímann

Over the past few months there has been a slight increase in earthquake activity in Grímsvötn (Grímsfjall) volcano. This increase in activity strongly suggests that Grímsvötn are now in later stages of getting ready for an eruption. Earthquake activity in … Continue reading →

Posted in Earthquakes, Grímsvötn / Grímsfjall, Monitoring, Volcano | 9 Comments

Earthquake swarm in Bárðarbunga volcano 21-March-2017

Posted on March 22, 2017 by Jón Frímann

Yesterday (21-March-2017) there was an earthquake swarm in Bárðarbunga volcano. Largest earthquakes where magnitude 3,1 and 3,0. Other earthquakes that happened where smaller in magnitude. Earthquake activity in Bárðarbunga volcano. Copyright of this image belongs to Icelandic Met Office. There … Continue reading →

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Earthquake swarm close to Herðubreið

Posted on March 18, 2017 by Jón Frímann

All of last week there has been a minor earthquake swarm close to Herðubreið volcano crater. Yesterday (17-March-2017) the earthquake swarm increased from several earthquakes an hour and up to around several dozen earthquakes an hour. Largest earthquake so far … Continue reading →

Posted in Earthquakes, Herðubreið, Monitoring, Swarm | 34 Comments

Earthquake swarm in Tungnafellsjökull volcano

Posted on March 18, 2017 by Jón Frímann

A small earthquake swarm took place in Tungnafellsjökull volcano during the night of 18-March-2017. All earthquakes that happened where minor in magnitude with many earthquakes having depth from 3 to 13 km. The earthquake activity in Tungnafellsjökull volcano (yellow dots, … Continue reading →

Posted in Earthquakes, Monitoring, Swarm, Tungnafellsjökull, Volcano | 2 Comments

Strong earthquake in Bárðarbunga volcano

Posted on March 13, 2017 by Jón Frímann

During the night (13.March-2017) a magnitude 3,7 earthquake took place in Bárðarbunga volcano. This earthquake happens just few days after a strong earthquake swarm took place in Bárðarbunga (March 8th). There was no other noticeable earthquake activity following the magnitude … Continue reading →

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

Strong earthquake swarm in Bárðarbunga volcano during the night

Posted on March 8, 2017 by Jón Frímann

During the night of 08-March-2017 a strong earthquake swarm took place in Bárðarbunga volcano. Largest earthquake in this swarm had the magnitude of 4,1 and the second largest earthquake swarm had the magnitude of 3,9. Other earthquakes in this swarm … Continue reading →

Posted in Bárðarbunga, Earthquakes, Magma, Monitoring, Swarm, Volcano | 12 Comments

Possible dyke intrusion in Þórðarhyrna volcano

Posted on March 5, 2017 by Jón Frímann

Tonight (05.03.2017) an possible dyke intrusion has taken place in Þórðarhyrna volcano. It’s a small volcano south-west of Grímsfjall volcano and on Global Volcanism Program website it is counted with Grímsfjall volcano eruptions. Last eruption in Þórðarhyrna took place in … Continue reading →

Posted in Dyke intrusions, Earthquakes, Magma, Monitoring, Swarm, Volcano, Þórðarhyrna | 10 Comments

Strong earthquake swarm on Reykjanes Ridge yesterday (02.03.2017)

Posted on March 3, 2017 by Jón Frímann

Yesterday (02.March.2017) there was an strong earthquake swarm on Reykjanes Ridge. This earthquake swarm took place around 540 km away from the coast of Iceland. The largest earthquake had the magnitude of 4,9 (EMSC information here), the second largest earthquake … Continue reading →

Posted in Earthquakes, Monitoring, Reykjanes Ridge, Swarm | 2 Comments