A 6.1-magnitude earthquake struck off the southern tip of Haida Gwaii at 6:56 a.m. on April 24 and was felt on the northern B.C. coast. The epicentre was located 167 km southeast of Queen Charlotte City, and 186 km west-southwest of Bella Bella.
It was initially reported as 5.4 but upgraded to 6.1 by Earthquakes Canada.
The U.S. Geological Survey recorded the quake as 6.2.
Residents in Bella Bella, Smithers, Kitimat, and the Comox Valley reported feeling or hearing the quake.
There were no reports of damage. No tsunami warning was issued.
After the initial quake, a 4.0 tremor was detected at 8:56 a.m. and a 4.0 seismic event was detected in the Terrace, B.C., region at 9:50 a.m.
Earlier on April 23 at 10:43 p.m., a 4.2-magnitude earthquake struck south of the Canadian border in Idaho. It was 14 km east-southeast.
Again, no damage was reported.
It was reported as felt in Castlegar, B.C., and northern Idaho.