Category Archives: Ash cloud

More volcano ash in the ash cloud from Eyjafjallajökull volcano according to a new study

Posted on February 25, 2013 by Jón Frímann

According to an new study into the Eyjafjallajökull volcano ash cloud. It appears that more volcano ash was up in the air then originally estimated. The estimation now is that the amount of volcano ash was around 100 … Continue reading →

Posted in Ash, Ash cloud, Eruptions, Eyjafjallajökull, Science | 6 Comments

Explosions are still taking place in Grímsvötn crater

Posted on May 26, 2011 by Jón Frímann

While the activity has almost stopped in Grímsfjall volcano, but there are still explosions taking place in Grímsvötn lake where the eruption took place due to magma going up, explosions take place all over the fissure at random … Continue reading →

Posted in Ash cloud, Deflation, Earthquakes, Eruptions, GPS data, Magma, Monitoring, Volcano, Volcano ash | 94 Comments

The eruption in Grímsvötn / Grímsfjall volcano most likely not over

Posted on May 25, 2011 by Jón Frímann

Here is a interesting paradox. While the eruption it self has currently stopped in Grímsfjall volcano. The tremor chart around Grímsfjall volcano is still acting like there is a eruption ongoing. I do not know why this is … Continue reading →

Posted in Ash cloud, Earthquakes, Eruptions, Grímsvötn / Grímsfjall, Magma, Monitoring, Volcano | 181 Comments

Grímsvöt eruption appears to be over

Posted on May 25, 2011 by Jón Frímann

Given the current tremor plot on Icelandic Met Office and with reports it seems that the eruption in Grímsvötn (Grímsfjall volcano) is about to be over for now. It is impossible to know if the eruption is going … Continue reading →

Posted in Ash cloud, Dike intrusions, Earthquakes, Grímsvötn / Grímsfjall, Harmonic tremors, Magma, Volcano, Volcano ash | 86 Comments

Less powerful eruption in Grímsvötn / Grímsfjall volcano

Posted on May 24, 2011 by Jón Frímann

It has been reported in the news that the eruption in Grímsfjall volcano (also known as Grímsvötn) is getting less powerful as the time passes. This is perfectly normal for an eruption in Grímsfjall volcano. This can also … Continue reading →

Posted in Ash cloud, Earthquakes, Eruptions, Grímsvötn / Grímsfjall, Magma, Volcano, Volcano ash | 34 Comments

General overview of Grímsvötn eruption on 23. May 2011 at 20:33 UTC

Posted on May 23, 2011 by Jón Frímann

This is a general overview of Grímsvötn eruption on 23. May 2011 at 20:33 UTC. Ash cloud: The ash cloud is still going strong. It is however a bit lower then in first few days. Measurements of the … Continue reading →

Posted in Ash cloud, Earthquakes, Eruptions, Fissures, GPS data, Grímsvötn / Grímsfjall, Harmonic tremors, Magma, Monitoring, SIL Network, Volcano, Volcano ash, Volcano News | 144 Comments

Grímsfjall/Grímsvötn volcano eruption update at 21:54 UTC

Posted on May 22, 2011 by Jón Frímann

This is a minor update to the Grímsfjall volcano / Grímsvötn eruption. Process of the eruption: The harmonic tremor on the SIL stations around Grímsvötn is increasing again after it did drop a little bit down earlier today. … Continue reading →

Posted in Ash cloud, Earthquakes, Eruptions, Grímsvötn / Grímsfjall, Magma, Volcano ash | 15 Comments

Grímsfjall/Grímsvötn volcano eruption update at 16:02 UTC

Posted on May 22, 2011 by Jón Frímann

Here is the second update today of the Grímsfjall volcano. But it is also known as Grímsvötn. Process of the eruption: The eruption has not changed a lot since this morning. But its power has dropped a little … Continue reading →

Posted in Ash cloud, Eruptions, Grímsvötn / Grímsfjall, Volcano, Volcano ash | 71 Comments

Grímsvötn/Grímsfjall volcano eruption update at 08:52 UTC

Posted on May 22, 2011 by Jón Frímann

This is a short update on Grímsfjall volcano/ Grímsvötn eruption. This is short update because a lot of details in this eruption are still unclear at this moment. Process of the eruption: The eruption in Grímsvötn is still … Continue reading →

Posted in Ash cloud, Earthquakes, Eruptions, Grímsvötn / Grímsfjall, Volcano, Volcano ash | 60 Comments

Ash cloud confirmed from Grímsfjall volcano

Posted on May 21, 2011 by Jón Frímann

A eruption ash cloud has been confirmed from Grímsfjall volcano. I do not know how high it currently is. But Icelandic news is reporting that the cloud is rising fast and high (estimated 3000 – 4000 meters and … Continue reading →

Posted in Ash cloud, Earthquakes, Eruptions, Grímsvötn / Grímsfjall, Volcano | 212 Comments