A screen shot of the tsunami.gov website shows the areas of coastal Alaska under tsunami advisories or warnings following a magnitude 7.4 earthquake late July 21, 2020. Coastal British Columbia is not under threat of tsunami. (SCREENSHOT)

A screen shot of the tsunami.gov website shows the areas of coastal Alaska under tsunami advisories or warnings following a magnitude 7.4 earthquake late July 21, 2020. Coastal British Columbia is not under threat of tsunami. (SCREENSHOT)

UPDATE: No tsunami threat to coastal B.C. after earthquakes near Vancouver Island, Alaska

Earthquake occurred 75 miles south of Chignik, Alaska

  • Jul. 22, 2020 12:00 a.m.

There is no tsunami threat for coastal British Columbia, according to Emergency Info BC, following earthquakes off the coast of Alaska and Vancouver Island.

A 7.4 magnitude earthquake occurred 75 miles south of Chignik, Alaska at 10:13 p.m. AKDT, or Alaska time, July 21. The earthquake was approximately eight miles deep.

Tsunami warnings and advisories were issued for a number of coastal Alaska regions, however, British Columbia was not included in those advisories.

Earthquakes Canada detected “seismic activity” of 4.6 magnitude off the coast of Port Hardy at 11:16 p.m.

The U.S. Tsunami Warning System registered another 6.2 magnitude earthquake at 4:33 a.m. July 22. Off the coast of Vancouver Island, it occurred approximately 130 miles southwest of Port Alice at a depth of 10 miles.

No warnings or advisories were issued for that quake.

ALSO READ: New videos highlight southern Vancouver Island’s tsunami risk

ALSO READ: Vancouver Island overdue for the big one, can also expect mega-thrust tsunami

ALSO READ: Greater Victoria’s tsunami risk from Sooke to Sidney

Alberni Valley News