A large fissure opened up last week in the southern part of Grímsfjall, near Grímsvötn subglacial volcano in Iceland. Pictures show that there’s a lot of hydrothermal activity in this fissure, but there is no eruption at this moment.
A new glacial flood started at Grímsvötn, a subglacial volcano under Vatnajökull, Iceland, on October 10, 2022, prompting authorities to raise the Aviation Color Code to Yellow and announce the State of Uncertainty.
Increased seismicity was detected under Grímsvötn volcano in SW Iceland on August 2, 2022, forcing the Icelandic Meteorological Office (IMO) to raise the Aviation Color Code for the volcano to Yellow. This is now the third volcano in Iceland with Yellow Aviation Color Code in effect – after Askja and Krysuvik. The last eruption of this volcano took place in 2011.
The Icelandic Met Office (IMO) has raised to Aviation Color Code for Grímsvötn volcano from Yellow to Orange on December 6, one day after the glacial flood from Grímsvötn reached its peak discharge. By definition, the Aviation Color Code is…
The ice sheet in Grímsvötn has subsided about 17 m (55.8 feet) from November 24 to December 2, 2021. This is about 9 days since it started subsiding and running water began to break its way under the glacier. The Meteorological Office's hydrologists…
The GPS meter in Grímsvötn shows that the ice cap continues to descend and it has sunk almost 9.87 m (32.4 feet) since it was measured highest on November 24, 2021, the Icelandic Meteorological Office (IMO) reports. Running water has now appeared in…
The Scientific Advisory Board for the Civil Defense met on November 24, 2021, to discuss changes measured at Grímsvötn. GPS measurements are showing that the ice sheet has started subsiding which indicates that a flood from Grímsvötn is…
According to Benedikt Gunnar Ófeigsson, deformation scientist at the Icelandic Met Office (IMO), there is every indication that the Grímsvötn volcano is ready to erupt. The last eruption of this volcano took place in 2011 — it was a large and…
Another glacial outburst flood (jökulhlaup) is in progress at the Vatnajökull ice cap since September 5, 2021. Yesterday's flood started at the Eastern Skaftárketill cauldron and follows another flood from the Western Skaftárketill which…
The Aviation Color Code for Grímsvötn volcano was raised from Green to Yellow on September 30, 2020. The last eruption of this volcano took place in 2011 — it was a large and powerful VEI 4 eruption. The average eruption frequency during the last 1 100…
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