Overview
- The submarine quake struck on Oct. 25 at 11:13:06 UTC about 373 kilometers from Petropavlovsk-Kamchatsky at roughly 22 kilometers depth, according to the Russian Academy of Sciences.
- Emergency officials logged four aftershocks up to M4.5 in the past 24 hours after 16 the day prior, and the region remains under a natural-emergency regime.
- Volcanic surveillance on the peninsula continues, including an ash emission at Krasheninnikov and activity at Klyuchevskoy, Bezymianny, Shiveluch, Karymsky and Kambalny.
- Separate quakes were recorded near Japan’s Nemuro Peninsula (M5.9) and the Kuril Islands (M5.7 near Kunashir, M5.4 near Paramushir), with shaking felt locally and no tsunami warnings.
- A deep-focus M5.5 hit Jilin, China (~560 km depth), a M6.0 occurred near the Solomon Islands (~54 km depth), and a minor quake near Istanbul measured M3.7–3.9, with no damage reports.