Category Archives: Volcano

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 | 6 Comments

Deep earthquakes in Bárðarbunga and Tungnafellsjökull volcanoes

Even if the eruption in Holuhraun and Bárðarbunga volcano is over, there is no shortage of activity in Bárðarbunga volcano. With deepest earthquake in past 48 hours having the depth of 28,6 km and earthquakes don’t get a … Continue reading

Posted in Bárðarbunga, Dyke intrusions, Earthquakes, Magma, Monitoring, Tungnafellsjökull, Volcano | 9 Comments

Earthquake activity in Bárðarbunga volcano

Today (10-June-2015) an magnitude 3,3 earthquake took place in Bárðarbunga volcano. This earthquake had the depth of 6,3 km. Magnitude 3,3 earthquake in Bárðarbunga volcano is shown with the green star. Copyright of this image belongs to Icelandic … Continue reading

Posted in Bárðarbunga, Earthquakes, Magma, Monitoring, Volcano | 4 Comments

Overview of activity in Iceland in week 23

During Week 23 there hasn’t been a lot of activity taking place. Normal minor-earthquake activity has been taking place all over Iceland, some glacier earthquakes have been seen in Vatnajökull glacier. This spread out earthquake activity is normal … Continue reading

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

Alert level for Bárðarbunga volcano lowered

Today (1-June-2015) the alert level around Bárðarbunga volcano was lowered to uncertainty level from danger level. This means there are no longer any travel restrictions in the area. Besides normal spring closure in the highlands due to the … Continue reading

Posted in Bárðarbunga, Hydrothermal, Monitoring, Volcano | 12 Comments

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

How Bárðarbunga volcano collapsed

There is a good article about how Bárðarbunga volcano collapsed during it’s six month long eruption in Holuhraun. The most recent data (the work on Bárðarbunga volcano is far from over even there is no eruption taking place … Continue reading

Posted in Bárðarbunga, Caldera, Collapse, Magma, Volcano | 30 Comments

Small glacier flood from Grímsfjall volcano caldera

Today (11-May-2015) a glacier flood started from Grísmfjall volcano caldera. This is not a dangerous glacier flood due to its small size. There is however a danger from sulphur gases and other gases that dissolve when the pressure … Continue reading

Posted in Glacier flood, Grímsvötn / Grímsfjall, Harmonic tremors, Monitoring, Toxic, Volcano | 31 Comments

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