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, 20 - 26. March, 2023

Over 470 earthquakes were detected last week by IMO‘s SIL seismic network, which is more than in the week before when over 360 earthquakes were detected. The largest earthquake was a M2.8  in Mýrdalsjökull on the 22nd of March. The seismicity in Mýrdalsjökull has increased since week 11 but is similar to the activity in week 10. A small seismic swarm began about 1.5 km north of Hlíðarvatn on Reykjanes peninsula on the 23rd of March, a total of 130 earthquakes were detected.

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

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