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, 24. - 30. July 2023, Week 30

Around 840 earthquakes were detected this week by IMO's SIL system, of which just over 610 events have been manually reviewed. Of the 840 events detected this week around 280 were on the Reykjanes peninsula, the activity was quite spread around the peninsula. On the 30th of July a small seismic swarm began in Torfajökull area, about 75 earthquakes have been detected. The largest earthquake was a M3.2 on 30th of June, the earthquake was felt in Hrauneyjar, Landmannalaugar and further in Fjallabak area. The largest earthquake this week was a M3.6 in Bárðarbunga on the 28th of July. Continued activity was southeast of Skjaldbreið this week, about 150 earthquakes were detected in the past week.

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