A magnitude 6.8 quake struck northwest of Canada's Vancouver Island late Sunday, according to the United States Geological Survey.
One of the quakes, which was measured at a magnitude of 6.5, hit approximately 200 kilometres from the Vancouver Island community of Port Alice on Sunday night.
At 10:16 p.m., a magnitude 6.8 natural disaster struck the same area at a depth of 13 miles (21 kilometers).
There have been no reports of damage or deaths related to the quake so far.
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The earthquake's location was pegged at 208 kilometres west-southwest of Port Alice, and 478 kilometres west of Vancouver.
The third quake was reported at magnitude 6.5 just before midnight, near the same area as the previous two.
There are now no immediate reports of casualties or damage following the quakes and no tsunami warning has been issued.
There were no immediate tsunami warnings following the earthquakes.