Strong earthquake swarm in Tjörnes Fracture Zone – Flatey – Húsavík fault

Today (15-September-2020) at 14:52 UTC an earthquake with magnitude Mw4,6 took place on Flatey – Húsavík fault line. This earthquake was felt over a wide area and at the writing of this article no damage has been reported in the news.

The earthquake activity in Tjörnes Fracture Zone. Image used with permission and copyright belongs to Icelandic Met Office.

Second largest earthquake took place at 17:06 UTC and had a magnitude of Mw4,0. This earthquake was felt but less than earlier earthquake because of smaller magnitude. This earthquake activity has increased the risk of a large earthquake in this area or on nearby faults. This might result in a earthquake in the magnitude range of Mw6,0 to Mw7,1 in this part of the Tjörnes Fracture Zone. The earthquake swarm is ongoing at the writing of this article.


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