Fox Creek Fracking Operation Closed Indefinitely After Earthquake
CBC News

Still, Gu said, there were two fairly large quakes in the area in January 2015, one of which had a magnitude of 4.4.
He wasn't able to confirm that they were caused by fracking, but said it is "highly probable."
The energy regulator said at the time that the 4.4 magnitude quake was likely caused by hydraulic fracturing.
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