Effects of Precipitation on the Air Quality Index, PM2.5 Levels and on the Dry Deposition of PCDD/Fs in the Ambient Air by Ruoxin Wang, Kangping Cui, Hwey-Lin Sheu, Lin-Chi Wang, Xueyan Liu

“…However, in the other 2 AQI elevation events, the AQI were between 23 and 100, and averaged 51; when comparing the average AQI and PM2.5 concentrations, during and after the rain with that before the rain, the increases in AQI were 42% and 49%, respectively, while the increases in PM2.5 concentration were 26% and 29%, respectively. …”
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