The National Tsunami Warning Center issued a tsunami warning for parts of Alaska’s Aleutian Islands, and a watch for portions of the West Coast, including California, Oregon, Washington and

Both incidents could be connected to the huge earthquake that rocked Russia’s Far East last week, that triggered tsunami warnings as far away as French Polynesia and Chile, and was followed by an eruption of Klyuchevskoy, the most active volcano on the Kamchatka peninsula.

The Pacific Tsunami Warning System, which gauged the quake at 7.0, said, however, there was no tsunami warning after the quake. The US Geological Survey also said the earthquake was at a magnitude of 7.