1981年2月23日和28日,在洪雅和峨眉交介的高庙、吴河一带先后发生了两次4.2级地震。震中区强烈有感,部分房屋有梭瓦掉瓦现现,少数砖石结构房屋出现裂缝,其综合烈度为五度,个别地方达到五度强;有感半径50～70公里。地震前,地区地震部门作过较好的估计,并向有关部门和领导作过报告。提出“地震若 On February 23 and 28, 1981, two magnitude 4.2 earthquakes occurred successively in the Gaomiao and Wuhe areas where Hongya and Emei intervened. There was a strong feeling in the epicenter area that some of the houses had shuttle watts left and watts were found. A few brick-framed houses were fractured. Their comprehensive intensity was five degrees and in some places they reached five degrees. Their sensible radius was 50-70 km. Earthquake before the earthquake department made a better estimate, and to the relevant departments and leaders made a report. Put forward "earthquake if