Category Archives: History

The rate of eruptions in Iceland

It is a common misconception that eruptions take place in Iceland every 4 to 5 years. That is the average number of years between eruptions. The actual picture of the eruption rate in Iceland is far from this … Continue reading

Posted in Eruptions, History, Iceland, Volcano | 2 Comments

50 years since Surtsey island erupted

On the 14-November-1963 an eruption started off the south coast of Iceland. This eruption lasted for several years, starting on 14-November-1963 and ending on 5-June-1967. This new island was later known as Surtsey. This eruption was an start … Continue reading

Posted in History, Surtsey island | Comments Off

Comparison of volcano eruptions

When there is nothing going on in Iceland. It is good to prepare for the future by checking out what has happened in the past. Here is a comparison of harmonic tremor data from few past eruptions. I … Continue reading

Posted in Eyjafjallajökull, Glacier flood, Grímsvötn / Grímsfjall, Harmonic tremors, History, Katla / Mýrdalsjökull, Magma, Monitoring, Tremor plots, Volcano | Comments Off

List of known eruptions in Grímsfjall volcano and connected volcanoes

Here is an list of eruptions in Grímsfjall volcano and Þórðarhyrna volcano based on data from Global Volcanism Program and documented eruptions. In most cases, eruptions that took place in the early 10 to 16th century are poorly … Continue reading

Posted in Eruptions, Grímsvötn / Grímsfjall, History, Volcano | 18 Comments

Historical eruption of Grímsfjall volcano of the year 1783 to 1785

The year 1783 is something that is going to live in historical memory of the Icelandic people for long time to come. The historical memory of Icelanders still remember the eruption of Laki that took place 229 years … Continue reading

Posted in Eruptions, Grímsvötn / Grímsfjall, History, Volcano, Þórðarhyrna | 10 Comments

Short overview of volcano eruptions in Canary Islands

Here is an short overview of volcano activity in Canary Islands during the past 1000 years. But I do not want to go any more back in time. But this is similar to what I did about Iceland … Continue reading

Posted in Canary Islands, El Hierro, Fuerteventura, Gran Canaria, History, La Palma, Lanzarote, Spain, Tenerife, Volcano | 47 Comments

Few right and wrong things about geology in Iceland, part 1

I have seen many speculations on how geology works in Iceland. Some of it is good and based on observation and factual basic. Other however is nothing but speculation and far from anything based on factual evidence on … Continue reading

Posted in Eruptions, History, Iceland, Interaction, Lava, Magma, Research, Reykjanes, Reykjanes Ridge, Rift Zone, SISZ, Speculation, Volcano | 59 Comments

One year since the second phase of Eyjafjallajökull volcano eruption started

When the Hawaiian phase of the eruption in Eyjafjallajökull volcano finished many people did believe and think that the eruption in Eyjafjallajökull volcano was over for a long time. But they where to proven wrong about 23:30 UTC … Continue reading

Posted in Eyjafjallajökull, History, Volcano | 7 Comments

A short history of volcano eruptions in Iceland

Here is a short list of known eruptions in Iceland since the year 900 (or around that time). There might be missing eruptions because of lack of historical data. This list might not be completed from the reference … Continue reading

Posted in Askja, Bárðarbunga, Eruptions, Grímsvötn / Grímsfjall, Hamarinn, Hekla, Hengill, History, Katla / Mýrdalsjökull, Krýsuvík, Kverkfjöll, Reykjanes, Reykjanes Ridge, Torfajökull, Volcano | 3 Comments

A short history of earthquake activity on South Icelandic Seismic Zone (SISZ)

Here is a short overview of the activity on the South Icelandic Seismic Zone (SISZ) since Icelanders started to document it’s activity history. The oldest record of a large earthquake on SISZ is from the year 1103. In … Continue reading

Posted in Earthquakes, Hekla, Hengill, History, Krýsuvík, Reykjanes, SISZ | 17 Comments