The Analysis of Air Quality Pollution Index in Hefei

摘要

The air quality in daily reports (including primary pollutants,pollution index and the air quality status) between July 2012 and June 2013 of Hefei city was studied,and the change characteristics of the month,and the distribution characteristics of area daily variation were analyzed.The results show that the air quality of the overall year is good: the average index was 95.During one year,the pollution in winter was more serious,especially in January and February.The most days of moderately severe pollution was mainly in February,and the primary pollution is the inhalable particulate.Further research can find the factors that affects the index of air quality pollution is closely related to the atmospheric diffusion conditions,how much precipitation,the greening coverage and the distribution of regional industry.