Group 1 - An 8.7 magnitude earthquake occurred in the Avacha Bay area of the Kamchatka Peninsula on July 30, leading to approximately 1000 aftershocks detected in the region [1] - The aftershocks ranged from the minimum measurable magnitude to about 7, with expectations of thousands more aftershocks in the coming months [1] - The Kamchatka Volcanic Natural Park reported an eruption of the Klyuchevskaya Sopka volcano following the earthquake, with ash reaching approximately 6000 meters above the crater [1] Group 2 - The earthquake caused a tsunami with wave heights reaching up to 5 meters, prompting the evacuation of around 2700 people to the Kuril Islands [1] - Flooding in the tsunami-affected areas has receded as of the same day [1] - Experts believe that the earthquake is likely the final phase of over a year of seismic activity in the Kamchatka region, with a low probability of larger earthquakes occurring within the year [1]
俄地震部门：堪察加半岛近海强震后测到约千次余震
Yang Shi Xin Wen·2025-07-31 22:01