Author Archives: Jón Frímann

Earthquake swarm in Öræfajökull volcano

Today (8-December-2018) there has been a fresh earthquake activity in Öræfajökull volcano. This earthquake swarm was in the northern part of the caldera, or just outside it. Earthquake activity in Öræfajökull volcano. Copyright of this image belongs to Icelandic Met … Continue reading

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Earthquake activity in Þórðarhyrna volcano (Thordarhyrna)

During the night of 3-December-2018 earthquake activity started in Þórðarhyrna volcano (no GVP profile, under Grímsvötn volcano profile). Largest earthquake in this swarm had a magnitude of 2,1 and second largest earthquake had a magnitude of 2,0. Þórðarhyrna volcano is … Continue reading

Posted in Earthquakes, Grímsvötn / Grímsfjall, Magma, Monitoring, Swarm, Volcano, Þórðarhyrna | 2 Comments

Two earthquake swarms in Öræfajökull volcano

Today (1-December-2018) two earthquake swarm took place in Öræfajökull volcano. Earthquake activity in Öræfajökull volcano. Copyright of this image belongs to Icelandic Met Office. Largest earthquakes in this two earthquake swarms had magnitude of 1,1. All other earthquakes are smaller … Continue reading

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

Earthquake activity in Hekla volcano (there is *no* eruption risk above normal levels!)

Over the last few days there has been swarm of small earthquakes in Hekla volcano. This earthquake activity is situated in the south part of the Hekla volcano system. It is just outside the main volcano. What is causing this … Continue reading

Posted in Earthquakes, Hekla, Monitoring, Swarm, Volcano | 4 Comments

Earthquake swarm on Reykjanes peninsula – Bláfjöll area

Today on 24-November-2018 a magnitude 3,3 earthquake took place in Bláfjöll area. Second largest earthquake in this swarm had a magnitude of 2,9. Other earthquakes have been smaller in magnitude. Earthquake activity in Bláfjöll area. Copyright of this image belongs … Continue reading

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Earthquake in Hamarinn volcano

Today (23-November-2018) at 21:35 UTC an earthquake with magnitude of 3,5 took place in Hamarinn volcano (No GVP, is under Bárðarbunga volcano, also known as Loki-Fögrufjöll). Last unconfirmed eruption was in July 2011 and lasted ~12 hours. It resulted in … Continue reading

Posted in Bárðarbunga, Earthquakes, Hamarinn, Monitoring, Volcano | 2 Comments

Earthquake activity in Grímsvötn (Grímsfjall) volcano

During the night of 23-November-2018 there was an magnitude 3,1 earthquake in Grímsvötn volcano (Grímsfjall). Only one aftershock appeared and it had a magnitude of 0,9. Earthquake activity in Grímsvötn volcano (green star). Copyright of this image belongs to Icelandic … Continue reading

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Strong sulphur smell from Sólheimajökull glacier (Katla volcano)

Today (21-November-2018) Icelandic Met Office issued a warning about strong sulphur smell from Sólheimajökull glacier and Jökulsá á Sólheimasandi (connected glacier river) that come from Katla volcano. People are advised to stay away from this area because if the sulphur … Continue reading

Posted in Katla / Mýrdalsjökull, Magma, Monitoring, Volcano | 4 Comments

Two earthquakes in Bárðarbunga volcano

Today (12-November-2018) at 19:21 and 19:23 UTC two earthquakes took place in Bárðarbunga volcano. The first earthquake had a magnitude of 3,6 and the second earthquake had magnitude of 3,3. Other earthquakes that have happened so far have been smaller … Continue reading

Posted in Bárðarbunga, Earthquakes, Magma, Monitoring, Volcano | 2 Comments

Earthquake swarm in Tjörnes Fracture Zone south of Grímsey island

Since yesterday (10-November-2018) and today (11-November-2018) there has been a earthquake swarm in Tjörnes Fracture Zone (TFZ). Largest earthquake in this swarm had a magnitude of 3,0. All other earthquakes have been smaller in magnitude. At this moment around 130 … Continue reading

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