Changchun Air Quality Index

44
Excellent(Class A)
(September 26th,2017 ,12:00:00 PM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:-
Health Implications:Air quality is satisfactory,almost no air pollution.
Suggestion:None.

Changchun PM2.5

1-hour PM2.5: 12.22μg/m3,24-hour PM2.5: 20.85μg/m3.
1-hour PM2.5 ranks #67 in China by ascending,total 367 cities.
1-hour PM10: 43.89μg/m3,24-hour PM10: 48.41μg/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 14712470.91377785Excellent
Site 2409401.12196670Excellent
Site 3317310.917106671Excellent
Site 44610460.82086361Excellent
Site 539639113-6272Excellent
Site 66032691.19106364Good
Site 73811380.71497270Excellent
Site 8389380.94464546Excellent
Site 9---0.8-105863-
Site 104714470.617136878Excellent

Changchun AQI Ranking

Changchun AQI ranks #145 in China(total 367),defeat 60% cities.

Last 7 days rankings and AQI data of Changchun City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-09-25 #1545115500.894351210692Good
2017-09-24 #1775717640.94131119989Good
2017-09-23 #1746217640.9892813125114Good
2017-09-22 #434415370.9252999286Excellent
2017-09-21 #914917470.949321011098Excellent
2017-09-20 #453813360.8930107161Excellent
2017-09-19 #894918380.951241012398Excellent
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.