Ocean Beach in San Francisco during a tsunami advisory triggered by an underwater earthquake off the coast of Russia on Tuesday, July 29. Scott Strazzante/San Francisco Chronicle via Getty Images Share on Facebook Share on X Share to Flipboard Send an Email Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Print the Article Post a Comment One of the strongest earthquakes ever recorded struck off Russia's sparsely populated Far East early Wednesday, sending tsunami waves into Japan, Hawaii and the U.S. West Coast.