Geophysical Survey of the Russian Academy of Sciences

Force in Play

Russia's national seismic authority; linked the October 16 quake to Ksudach and raised its magnitude to 6.9

A magnitude 6.9 earthquake struck southern Kamchatka on October 16 at 03:35 UTC, 135 kilometers underground. The Kamchatka branch of Russia's Geophysical Survey put the epicenter at Ksudach volcano, which last erupted in March 1907, and said a new eruption was possible.

Updated Oct 20