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 31. July - 6. August 2023, Week 31

Around 900 earthquakes were detected this week by IMO's SIL system, of which just over 585 events have been manually reviewed. Of the 900 events detected this week around 295 were on the Reykjanes peninsula, the activity was quite spread around the peninsula. On the 5th of August the tremor at eruption site began to decrease and so did the activity in the crater. Around 15:00, the same day, the activity stopped in the crater. Continued activity southeast of Skjaldbreið this week, about 160 earthquakes were detected in the past week. The largest earthuake of the week was on the 6th of July about 65 km north of Kolbeinsey, it was a M3.5.

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