Five powerful quakes, including one with a magnitude of 7.4, struck in the sea off Russia's Kamchatka Peninsula.

A powerful series of undersea quakes, including a 7.4 magnitude tremor, struck off Russia’s Kamchatka Peninsula on Sunday, triggering tsunami warnings.

The Pacific Tsunami Warning Centre has declared no tsunami danger on Russia's Kamchatka Peninsula after two earthquakes occurred. The larger quake registered a magnitude of 7.4, occurring 144 km east of Petropavlovsk-Kamchatsky.