7.7 earthquake on islands off west coast of Canada – USGS
The epicenter of the tremor, which occurred at 8:04 local time (0304 GMT Sunday) was located 139 kilometers (86 miles) south of the town of Masset, the US Geological Survey said.
The Pacific Tsunami Warning Center said there was no threat of a tsunami at this time.
There were no immediate reports of casualties or damage.
The earthquake reading was based on the open-ended Moment Magnitude scale used by US seismologists, which measures the area of the fault that ruptured and the total energy released.
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