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

S everal earthquakes, including a 7.4 magnitude one, struck off the Russian coast on Sunday, according to the U.S. Geological Survey, prompting brief warnings of potential tsunami waves on the nearby peninsula and farther across the Pacific in Hawaii.

A strong earthquake of magnitude 6.3 was recorded off the East Coast of Kamchatka, the National Center for Seismology (NCS), reported on Tuesday. According to NCS, the earthquake occurred at 7:30 AM (Indian Standard Time), at a depth of 50 kilometres.