The earthquake swarm at Grímsey island on the north coast of Iceland which began on Wednesday last week has continued over the weekend. The Icelandic Meteorological Office has detected a total of 1.500 quakes have been recorded over the past 48 hours, including 64 quakes larger than 3 on the Richter scale. Of those 8 quakes were larger than 4. The largest quake recorded in the swarm was a 5.2 magnitude quake early morning. The earthquake swarm is highly unusual, both in terms of its intensity and length.
Picture: TJÖRNES FRACTURE ZONE TREMBLES The location of earthquakes in the past 48 h. Quakes larger than 3 are identified with a green star. Photo/IMO
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