Earthquake swarm in Tjörnes Fracture Zone (east of Grímsey Island)

Yesterday (01-October-2017) an earthquake swarm took place in Tjörnes Fracture Zone east of Grímesy Island. Largest earthquake in this swarm had the magnitude of 2,6 all other earthquakes where smaller in magnitude.

The earthquake swarm in Tjörnes Fracture Zone yesterday. Copyright of this image belong to Icelandic Met Office.

Around 55 earthquakes happened in this swarm that appears to be over. This part of Tjörnes Fracture Zone is highly active and has several earthquake swarm every year.

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