ANALYSIS OF ANOMALOUS DEFORMATION CHARACTERISTICS BEFORE HEJIN Ms4.8 EARTHQUAKE
Li Yan 1,2) ;Gao Zhenqiang 1,2) ; and Gao Yuexiong 1,2)
1)Linfen Centrol station of the Earthquake Administration of Shanxi Province,Linfen 0410002)National Continental Rift Valley Dynamics Observatory of Taiyuan ,Taiyuan 030025
Abstract:By use of the classical method through the analysis of the observations before the Hejin 4.8 earthquake at the deformation stations around the epicenter,we discovered that there occured many mediumshortimpending anomalies,they constitued the majority in the most of monitoring terms.