A magnitude 7.8 earthquake occurred off the east coast of Kamchatka. According to the official measurement by the China Earthquake Networks Center, a magnitude 7.8 earthquake occurred at 02:58 on September 19 off the east coast of Kamchatka, with a focal depth of 20 kilometers. The epicenter was located at latitude 53.10 degrees north and longitude 160.60 degrees east. The average altitude within 5 kilometers of the epicenter is approximately -3,878 meters.
According to the quick report catalog of the China Earthquake Networks Center, there have been 27 earthquakes of magnitude 3 or above within 200 kilometers of the epicenter in the past 5 years. The largest earthquake was a magnitude 8.7 that occurred in the far sea off the east coast of Kamchatka on July 30, 2025 (82 kilometers from this epicenter). The distribution of historical earthquakes is shown in the figure.