2月16日傍晚，石家庄市笼罩在雾霾天气中。当日午间开始，河北省石家庄市出现雾霾天气。河北省空气质量自动发布系统16日18点30分实时发布数据显示，石家庄市8个PM2.5监测点监测的空气质量指数（AQI）均超过300微克每立方米，其中高新区污染指数达500极值。新华社发（朱旭东 摄） On February 16, in the evening,Shijiazhuang city shrouded in fog haze weather.At noon that day start,Hebei province shijiazhuang appear fog haze weather.Hebei air quality automatic publishing system 16 PM by real-time data display,Shijiazhuang city eight PM2.5 monitoring point monitoring of air quality index(AQI)Are more than 300 micrograms per cubic meter,The high-tech zone pollution index 500 extreme.The xinhua news agency hair(ZhuXuDong perturbation)