In this paper, the characteristics, criticality, cause of formation, prediction of space, evaluation of hazard grade on mountain torrent disaster are analysed and summarized.

• 本文对我国近年来发生山洪灾害的特征、危害、成因、空间预报、风险度评估和防治措施等进行了分析、概括和总结,为全国山洪规划的制定提供参考。