2018年北屯市环境空气质量状况及趋势分析

Analysis of ambient air quality and trend in Beitun City in 2018

以2018年北屯市的空气质量监测数据为基础,对北屯市环境空气超标天数进行统计,分析北屯市环境空气质量状况与变化趋势。2018年北屯市六项大气污染物中二氧化硫(SO2)、二氧化氮(NO2)、可吸入颗粒物(PM10)和细颗粒物(PM2.5)的浓度是采暖期明显高于非采暖期,燃煤对四项污染物浓度的影响较大。

Based on the air quality monitoring data of Beitun City in 2018,the days of ambient air exceeding the standard in Beitun City are counted,and the status and trends of ambient air quality in Beitun City are analyzed.The concentrations of sulfur dioxide(SO2),nitrogen dioxide(NO2),respirable particulate matter(PM10)and fine particulate matter(PM2.5)in the six air pollutants of Beitun City in 2018 were significantly higher during the heating period than during the non-heating period.Coal has a greater impact on the concentration of the four pollutants.