Changchun Air Quality Index

Good(Class B)
(January 22nd,2018 ,05:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
Health Implications:Air quality is acceptable,but maybe unhealthy to a small number of sensitive groups.
Suggestion:Unusually sensitive people should consider reducing prolonged or heavy exertion.

Changchun PM2.5

1-hour PM2.5: 36.89μg/m3,24-hour PM2.5: 53.2μg/m3.
1-hour PM2.5 ranks #138 in China by ascending,total 367 cities.
1-hour PM10: 49.33μg/m3,24-hour PM10: 68.5μg/m3.

All Air Monitoring Sites Of Changchun City(Real Time Data)

Indicators instruction:
AQI=Air Quality Index; PM2.5=Particles less than 2.5 micrometers in diameter; PM10=Particles between 2.5 and 10 micrometers in diameter; CO=carbon monoxide;NO2=nitrogen dioxide;SO2=sulfur dioxide;O3-1h=Ozone 1-hour average;O3-8h=Ozone 8-hour average;

Unit: μg/m3(CO=mg/m3)
10 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 18462781.1506914Good
Site 22920261-47-8Excellent
Site 34934380.733503233Excellent
Site 43924390.924223137Excellent
Site 5---------
Site 6119901031.42891310Lightly Polluted
Site 73021300.425473515Excellent
Site 84528450.619314232Excellent
Site 94124410.426113330Excellent
Site 104429440.61795131Excellent

Changchun AQI Ranking

Changchun AQI ranks #107 in China(total 367),defeat 71% cities.

Last 7 days rankings and AQI data of Changchun City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-01-21 #986446640.94340525846Good
2018-01-20 #304922490.61728307565Excellent
2018-01-19 #626749791.15144456959Good
2018-01-18 #927958841.10649607461Good
2018-01-17 #200118891211.54354474338Lightly Polluted
2018-01-16 #19211284881.44454445847Lightly Polluted
2018-01-15 #937554650.95140526253Good
Note :03-1h, O3-8h to 24 hours maximum, 24-hour average of other pollutants, daily AQI based on "Ambient Air Quality Index (AQI) Technology (Trial)" (HJ633-2012) published in the daily AQI standard calculations.