Overview of Earthquake activity

Earthquake activity throughout the country is described in a weekly summary that is written by a Natural Hazard Specialist. The weekly summary is published on the web every Tuesday. It covers the activity of the previous week in all seismic areas and volcanic systems in the country. If earthquake swarms are ongoing or significant events such as larger earthquakes have occurred during the week, they are specifically discussed. 

Weekly overview

Weekly Overview, 13 -19. March, 2023

Over 360 earthquakes were detected last week by IMO‘s SIL seismic network, which is less than in week 10 when over 500 earthquakes were detected. The largest earthquake of M3.1 was mesured in Bárðarbunga in Vatnajökull on the 19th of March. Earthquake activity in Mýrdalsjökull has decresead compared to last week with 19 earthquakes detected in week 11 compared to 50 in week 10. By Mt. Herdubreið and Herðubreiðartögl around 50 earhquakes were detected. Around 165 earthquakes were detected on the Reykjanes ridge and Reykjanes peninsula, they distributed widely across the plate boundary zone. One earthquake of M0.7 was measured in Hekla.

More information on earthquake activity in Iceland can be found in Skjálfta-Lísa

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