摘要
本文在分析石家庄市及邻近地区活动性构造及地震活动特征的基础上,运用数理统计的方法,对市区的地震危险性进行了评价。认为未来百年内市区可能发生的最大地震为5级左右,其地震危险性主要来自河北平原地震带的影响。
n this paper, the authors, based on the analysis of the mobility of the major structures and the activity characteristics of earthquakes in Shijiazhuang City and the areanearby, has evaluated the earthquake risk of the urban district by means of the method of mathematical statistics. According to the result,it is estimated that in the coming onehundred years the biggest earthquake possibly occuring will be about 5 grade, the earthquake risk mainly comes from the earthquake zone of the Hebei plian.