Field Investigation of Earthquake under Abnormal Conditions-A Case Study of Shiqu Earthquake with M5.6 in Sichuan Province

In this paper, taking the earthquake of Ms5.6 occurred in Shiqu County, Ganzi Prefecture, Sichuan Province at 20:23 on April 1, 2020 as an example, the main measures to carry out earthquake site investigation and emergency response under abnormal conditions (epidemic situation of new coronavirus) are analyzed, and the seismicity, seismotectonic background, focal mechanism, earthquake disaster distribution characteristics and earthquake intensity distribution of Shiqu earthquake are emphatically analyzed. Based on the analysis of the main measures of earthquake site investigation and emergency response under abnormal conditions, suggestions on improving earthquake emergency response plan and revising relevant standards are put forward.