The Guanzhong earthquake in Jiajing period of Ming Dynasty, referred to as Jiajing earthquake for short, occurred on the twelfth day of the twelfth lunar month in Jiajing period of Ming Dynasty in China (1556 65438+1October 23rd) [3]. According to historical records, modern scientists infer that the earthquake intensity at that time was 8.0 to 8.3[4] and the intensity was 1 1 degree.

The epicentre of this earthquake is located in hua county, Shaanxi Province, and it affects 97 counties, including Shanxi, Shaanxi, Henan, Gansu, Hebei, Shandong, Huguang, Jiangsu, Anhui and other provinces. Aftershocks occur three to five times a month and last for half a year.

The number of people affected is 0/7 in Tongpu/Kloc, 0/6 in Tonghua/Kloc, 0/5 in Weinan/Kloc, 0/4 in Lintong/Kloc, and 0/3 in provincial capital/Kloc. Other counties are divided into different depths according to the stripped land.

820,000-830,000 people died.