Mining behind Swedish ‘earthquake’ say experts

Mining behind Swedish 'earthquake' say experts

The Malmberget mine in northern Sweden. Photo: Carl-Johan Utsi/TT

On Friday Sweden awoke to news of the second earthquake in less than a week, this time in the far north of the country. But a seismologist told The Local that the tremors were the result of mining activity.

Barely two days after the western Swedish city of Gothenburg was rocked by a “fairly big” quake, seismologists at the United States Geological Survey (USGS) reported that an earthquake had occurred in the early hours of Friday in the northern town of Gällivare, with a magnitude of 4.0.

Sweden is not an area that normally experiences a lot of powerful seismic activity, so the news of a second earthquake in less than a week immediately made the headlines in Swedish media.

But according to Björn Lund, a seismologist at Uppsala University, the tremor was a result of mining activity.

“I was a little surprised when they said that the magnitude was so big. In such cases it would be felt across half of Sweden. Since there were no reports of an earthquake, I was suspicious,” Lund told The Local.

Continue to read story here.

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