Author Archives: Jón Frímann

Update on Bárðarbunga volcano and high conductivity in Jökulsá á Fjöllum glacier river

Conductivity remains rather high in Jökulsá á Fjöllum as it has been doing since before 14th of November. The source remains at Bárðarbunga volcano. The conductivity has slowly been getting lower since it peaked before 14th of November (I’m not … Continue reading

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

Uncertainly level declared for Öræfajökull volcano, aviation code moved to yellow alert

Yesterday the Department of Civil Protection and Emergency Management declared uncertainty level for Öræfajökull volcano. Aviation colour code was also moved up to yellow alert level (can be viewed here). Current status is that a ice cauldron has formed in … Continue reading

Posted in Dyke intrusions, Earthquakes, Hydrothermal, Magma, Monitoring, Öræfajökull, Volcano | 43 Comments

High conductivity in glacier rivers coming form Mýrdalsjökull glacier (Katla volcano)

During the last few days there has been high conductivity in glacier rivers coming from Mýrdalsjökull glacier (Katla volcano). Due to how cold it is the glacier rivers are not getting any melt water or water from clear streams and … Continue reading

Posted in Earthquakes, Gas, Glacier river, Katla / Mýrdalsjökull, Monitoring, Toxic, Volcano | 6 Comments

Magnitude 3,4 earthquake in Tjörnes Fracture Zone during the night

At 01:01 UTC on 18-November-2017 there was a magnitude 3,4 earthquake in western part of the Tjörnes Fracture Zone. A foreshock of magnitude 2,2 occurred at 00:30 UTC. Only this two earthquakes happened at this location north of Siglufjörður village. … Continue reading

Posted in Earthquakes, Monitoring, TFZ, Tjörnes Fracture Zone | Comments Off on Magnitude 3,4 earthquake in Tjörnes Fracture Zone during the night

Sulphur smell from Kvíá glacier river that comes from Öræfajökull volcano

Today (16-November-2017) it was reported that sulphur smell was felt from a glacier river that comes from Öræfajökull volcano. The glacier river in question is called Kvíá and is a small and short glacier rivers on the south side. Currently … Continue reading

Posted in Earthquakes, Monitoring, Öræfajökull, Volcano | 18 Comments

High conductivity in Jökulsá á Fjöllum glacier river is from Bárðarbunga volcano

It seems that the close to 10 days high conductivity in Jökulsá á Fjöllum glacier river is from Bárðarbunga volcano rather than Kverkfjöll volcano as first thought. New images from the area show this clearly as the river from Kverkfjöll … Continue reading

Posted in Bárðarbunga, Dyke intrusions, Magma, Monitoring, Volcano | 11 Comments

One magnitude 3,7 earthquake in western TFZ

Yesterday (13-November-2017) at 07:36 UTC a magnitude 3,7 earthquake took place in western Tjörnes Fracture Zone. There where no aftershocks following this earthquake or any other earthquake activity. The magnitude 3,7 took place where the green star is. Copyright of … Continue reading

Posted in Earthquakes, Monitoring, TFZ | Comments Off on One magnitude 3,7 earthquake in western TFZ

Earthquake swarm in TFZ close to Kópasker village

Today (08-November-2017) a small earthquake swarm happened west of Kópasker village. Largest earthquake in this swarm had magnitude of 3,0 and the second largest magnitude was 2,2 (foreshock). The earthquake activity in TFZ. The green star shows the location of … Continue reading

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

Deep earthquakes in Bárðarbunga volcano system and increased conductivity in Jökulsá á fjöllum glacier river

Today (7-November-2017) there has been deep earthquakes taking place in Bárðarbunga volcano system, just south-east of the main volcano. This earthquakes are not strong and only have the magnitude of 16,4 to 18,8 km. This time none of the earthquakes … Continue reading

Posted in Bárðarbunga, Earthquakes, Glacier river, Jökulsá á Fjöllum, Magma, Monitoring, Volcano | 13 Comments

Earthquake swarm in Öræfajökull volcano

For the last few hours there has been a earthquake swarm in Öræfajökull volcano. I’m not clear on how many earthquakes have so far happened in Öræfajökull volcano at the moment. Most of them have been smaller than 1,5 in … Continue reading

Posted in Earthquakes, Magma, Monitoring, Öræfajökull, Swarm, Volcano | 21 Comments