Category Archives: Swarm

Earthquake swarm continues on Reykjanes ridge, small chance of eruption

Today (01-July-2015) earthquake activity continued on the Reykjanes ridge, largest earthquakes so far are magnitude 5,0 (EMSC information here). Second largest earthquake had magnitude 4,8, other earthquakes have been smaller in magnitude. Total of 35 earthquakes that have … Continue reading

Posted in Earthquakes, Magma, Monitoring, Reykjanes Ridge, Swarm, Volcano | 9 Comments

Strong earthquake swarm on the Reykjanes ridge

Around 21:00 UTC today (30-June-2015) a strong earthquake swarm started on the Reykjanes ridge. So far the largest earthquake had the magnitude of 4,2, this has not been reviewed so it might be larger or smaller once reviewed. … Continue reading

Posted in Earthquakes, Reykjanes Ridge, Swarm | 17 Comments

Minor earthquake swarm in SISZ (South Icelandic Seismic Zone)

During the night of 12-June-2015 a minor earthquake swarm took place on the edge of SISZ (South Iceland Seismic Zone). Around 9 earthquakes were detected, largest earthquake had the magnitude of 2,9. Earthquake swarm on the SISZ, it … Continue reading

Posted in Earthquakes, SISZ, Swarm | 11 Comments

Earthquake swarm on Reykjanes ridge (11-June-2015)

During the night of 11-June-2015 an earthquake swarm took place on the Reykjanes ridge. This was a medium sized earthquake swarm, so far 151 earthquake have taken place. The earthquake swarm on the Reykjanes ridge, green stars are … Continue reading

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Strong earthquake swarm in Krýsuvík volcano

Yesterday (29-May-2015) there was a strong earthquake swarm in Krýsuvík volcano. Largest earthquake had the magnitude of 4,0, a smaller magnitude 3,1 earthquake also took place. Green star shows the location of the magnitude 3,1 and 4,0 earthquakes. … Continue reading

Posted in Earthquakes, Krýsuvík, Monitoring, Swarm, Volcano | 7 Comments

Warning of man made earthquakes in Hengill volcano

Almannavarnir put out a warning yesterday (19-May-2015) about increased risk of man made earthquakes in Hengill volcano. This happens when a water is pumped down into the ground it changes the pressure in the rock and creating earthquakes … Continue reading

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Earthquake activity in Askja volcano

During the week there has been a swarm of minor earthquakes in Askja volcano. All of the earthquakes have been small and none have reached magnitude 2,0 far as I know. Askja volcano is the volcano most south … Continue reading

Posted in Askja, Earthquakes, Hydrothermal, Monitoring, Swarm, Volcano | 3 Comments

New dyke intrusion in Katla volcano

Yesterday (01-May-2015) a minor dyke intrusion took place in Katla volcano. This dyke had depth down to 26,9 km and up to 18,5 km. This is the second dyke intrusion in this are in short space of time. … Continue reading

Posted in Dyke intrusions, Earthquakes, Grímsvötn / Grímsfjall, Katla / Mýrdalsjökull, Magma, Monitoring, Mountain, Swarm, Volcano | 14 Comments

Dyke intrusion in Bárðarbunga volcano

Today (30-April-2015) a minor dyke intrusion took place in Bárðarbunga volcano. This dyke intrusion was small and appears to be over for now. This does show that current activity in Bárðarbunga volcano is not over even if the … Continue reading

Posted in Bárðarbunga, Dyke intrusions, Earthquakes, Magma, Monitoring, Swarm, Volcano | 20 Comments

Earthquake swarm on Tjörnes Fracture Zone (TFZ)

Since yesterday (27-April-2015) at least there has been earthquake swarm taking place in Tjörnes Fracture Zone (TFZ). This earthquake swarm had a peak in activity during the night. Total of 64 earthquakes have been recorded so far, it … Continue reading

Posted in Earthquakes, Monitoring, Swarm, TFZ | 2 Comments