A 7.4 magnitude earthquake off Russia's coast triggered and then cancelled tsunami warnings for Hawaii and Kamchatka.

A magnitude 6.6 earthquake struck near the coast of the Kamchatka region in the far east of Russia on Sunday, the German Research Centre for Geosciences (GFZ) said.The quake was at a depth of 10 km (6.

The Pacific Tsunami Warning Centre has issued a warning for Russia's Kamchatka Peninsula after two quakes — the larger with a magnitude of 7.4 — struck in the sea nearby on Sunday. The larger quake was at a depth of 20 kilometers and was 144 kilometers east of the city of Petropavlovsk-Kamchatsky, which has a population of 180,000.