目的探讨哈尔滨市突发公共卫生事件的流行特征,为制订科学应对策略提供依据。方法应用描述流行病学方法对5年间报告的突发公共卫生事件资料进行分析。结果哈尔滨市突发公共卫生事件以环境因素事件为主,其次为食物中毒和传染病事件;学校是高发场所。结论早发现、早报告、早处置是控制突发公共卫生事件的关键,建立完善的突发公共卫生事件监测体系尤为重要。 Objective To explore the epidemiological characteristics of public health emergencies in Harbin and provide the basis for formulating scientific coping strategies. Methods Epidemiological methods were used to analyze data of public health emergencies reported in five years. Results The public health emergencies in Harbin were mainly environmental factors, followed by food poisoning and infectious diseases. Schools were the high incidence places. Conclusion Early detection, early report and early disposal are the keys to control public health emergencies. Establishing a perfect public health emergency monitoring system is particularly important.