Minor earthquake swarm in Tjörnes Fracture Zone yesterday (30-August-2021)

Yesterday (30-August-2021) an small earthquake swarm took place east of Grímsey island in Tjörnes Fracture Zone. Two largest earthquakes had a magnitude of Mw3,2.

Earthquake swarm east of Grímsey island. Two green stars on top of each other.
Earthquakes east of Grímsey island. Copyright of this image belongs to Icelandic Met Office.

This earthquake swarm seems to have stopped for now. This area has frequent earthquake swarms and activity in this area of Tjörnes Fracture Zone might start again without warning.