Category Archives: Dyke intrusions

Ongoing earthquake activity north-east of Flatey in Skjálfanda fjord (north-east Iceland)

Posted on July 8, 2017 by Jón Frímann

Earthquake activity that started in March 2017 in TFZ (Tjörnes Fracture Zone) is ongoing. I don’t know yet how many earthquakes have happened so far, but at last check Icelandic Met Office reported that the mark was at 800 and … Continue reading →

Posted in Dyke intrusions, Earthquakes, Flatey á Skjálfanda, Magma, Monitoring, Swarm, TFZ, Tjörnes Fracture Zone | 9 Comments

Earthquake activity in Öræfajökull volcano (13-June-2017)

Posted on June 13, 2017 by Jón Frímann

Today (13-June-2017) a magnitude 2.6 earthquake took place in Öræfajökull volcano. This is the largest earthquake in this volcano for a long time now and it is worth noting that Öræfajökull volcano normally doesn’t have any earthquake activity. This suggests … Continue reading →

Posted in Dyke intrusions, Earthquakes, Magma, Öræfajökull, Volcano | 8 Comments

Weekly earthquake in Bárðarbunga volcano (12-June-2017)

Posted on June 12, 2017 by Jón Frímann

Today (12-June-2017) a magnitude 3,6 earthquake took place in Bárðarbunga volcano. This earthquake activity is mostly normal for Bárðarbunga volcano, there has been slight increase in earthquake activity in Bárðarbunga volcano during the past few days (minor earthquakes), why that … Continue reading →

Posted in Bárðarbunga, Dyke intrusions, Earthquakes, Monitoring, Swarm, Volcano | 2 Comments

Deep earthquake activity in Trölladyngja (volcano)

Posted on June 8, 2017 by Jón Frímann

Today (08-June-2017) there have been deep earthquakes in Trölladyngja (volcano). This earthquake swarm was shallower than last earthquake swarm that took place in Trölladyngja. Several months ago the earthquakes in Trölladyngja where happening at 28 km depth, but now they … Continue reading →

Posted in Bárðarbunga, Dyke intrusions, Earthquakes, Magma, Swarm, Trölladyngja, Volcano | Comments Off on Deep earthquake activity in Trölladyngja (volcano)

Earthquake swarm in Kolbeinsey island

Posted on May 25, 2017 by Jón Frímann

Yesterday (24-May-2017) and today (during the night of 25-May-2017) there was an earthquake swarm in Kolbeinsey island. Largest earthquakes had the magnitude of 3,6 (x2) and one magnitude 3,5 earthquake took place. Other earthquakes where smaller in magnitude. No harmonic … Continue reading →

Posted in Dyke intrusions, Earthquakes, Kolbeinsey Island, Kolbeinsey Ridge, Magma, Monitoring, Swarm, Volcano | 1 Comment

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

Continued and strong earthquake activity north of Kolbeinsey Island

Posted on February 17, 2017 by Jón Frímann

For the past few weeks something has been going on in the deep ocean far north of Kolbeinsey Island. The area north of Kolbeinsey Island has been having strong earthquake swarms for several weeks now, what is creating them is … Continue reading →

Posted in Dyke intrusions, Earthquakes, Kolbeinsey Island, Kolbeinsey Ridge, Magma, Monitoring, Swarm, Volcano | 8 Comments

Deep earthquakes in Bárðarbunga volcano

Posted on November 29, 2016 by Jón Frímann

Over the past few hours a sequence of deep earthquakes has been taking place in Bárðarbunga volcano. The depth of those earthquakes is from 19 km and up to 11 km, how they spread out suggesting a dyke intrusion in … Continue reading →

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

Increased activity in Öræfajökull volcano noticed

Posted on June 17, 2016 by Jón Frímann

It has been noticed that earthquake activity in Öræfajökull volcano is slowly increasing. At the moment this increase is just in the form of minor earthquakes taking place in the volcano at 5 – 10 km depth (at the moment). … Continue reading →

Posted in Dyke intrusions, Earthquakes, Esjufjöll, Magma, Monitoring, Öræfajökull, Volcano | 16 Comments

What is going on in Bárðarbunga volcano – basic analyse

Posted on May 25, 2016 by Jón Frímann

This the first analyse article that I’m going to write. It is going to a short one and not written over few days, as is the plan to have them in the future. The reason for this is that this … Continue reading →

Posted in Analyse, Bárðarbunga, Dyke intrusions, Earthquakes, Magma, Monitoring, Volcano | 14 Comments