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一、基本情况可用三句话概括,地震不大;振动不小;领导重视.运城地震群最大震级仅4.7级,震中烈度5度强,震源深度5.5公里,共发生3次4.0级以上地震.震源深度都在5.5至7.5公里之间,震源比较浅.震群活动从1986年11月7日开始.11月17日至21日为活动高峰,22日后开始衰减.截止12月26日04时统计,共记录到地震695次,其中:
First, the basic situation can be summarized in three sentences, the earthquake is not large; vibration is not small; leadership attention. Yuncheng earthquake group maximum magnitude of only 4.7, the epicenter intensity of 5 degrees strong, focal depth 5.5 km, a total of 4.0 times more than 4.0 earthquakes. The focal depths are between 5.5 and 7.5 km, and the source is relatively shallow. The earthquake swarm activity started on November 7, 1986. The peak was activity from November 17 to 21 and started to decay after 22 days. As of December 26 at 04:00 Statistics, a total of 695 earthquakes were recorded, of which: