Baotou City In 2013 And 2014 The Environmental Air Quality Assessment And The Analysis Of Change

According to the national request, government of baotou began to implement new ambient air quality standards. The old assessment result can’t be used directly. In order to understand the relationship between the data, we need to build a evaluation standard. This article will research the data of city environment automatic monitoring site with the improved air quality index model which is named shenyang air quality index. Considering the two environmental air quality standards and Air quality characteristics of baotou,this paper choose SO2、NO2、PM10 as evaluation factors. Half of primary standard concentration is background and secondary standard is the evaluation standard. When the concentration of pollutants concentration is equal to the background, the air quality index is 1OO. When the concentration of pollutants concentration is equal to the evaluation standard the air quality index is 60. Alter calculate the data,we analyzed of reasons and puted forward suggestions.