The partition of the geological hazard degree is an important part of hazard prevention;it is the basis for planning compilation of geological disaster prevention.In this paper,the geological disaster is the mountain collapse,landslide,debris flow,surface collapse,ground fissure,Land subsidence in the regulations of geological disasters prevention.Occurring of geological hazards are closely related to the topography and geomorphology,rock types,density,precipitation intensity,geological environmental conditions and human engineering activities,the prone geological disaster area in Jilin Province are researched in this paper.