Beijing Air Quality Index

Good(Class B)
(May 26th,2016 ,05:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:O3-8h
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.

Beijing PM2.5

1-hour PM2.5: 12.58μg/m3,24-hour PM2.5: 20.59μg/m3.
1-hour PM2.5 ranks #94 in China by ascending,total 367 cities.
1-hour PM10: 18.43μg/m3,24-hour PM10: 56.35μg/m3.

All Air Monitoring Sites Of Beijing 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)
12 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 14215250.3122132126Excellent
Site 23913140.2102123114Excellent
Site 34015180.2112126119Excellent
Site 44013-0.2122126120Excellent
Site 53818-0.3232121118Excellent
Site 6428110.263134124Excellent
Site 7244240.3-36075Excellent
Site 83810-0.232120112Excellent
Site 93312-0.214210490Excellent
Site 103313210.315210596Excellent
Site 113919-0.2112123115Excellent
Site 123711160.1242118105Excellent

Beijing AQI Ranking

Beijing AQI ranks #184 in China(total 367),defeat 50% cities.

Last 7 days rankings and AQI data of Beijing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2016-05-25 #1706314370.344284126115Good
2016-05-24 #1837219460.333223135126Good
2016-05-23 #337105791171.0815119196145Lightly Polluted
2016-05-22 #35114247850.623407232206Lightly Polluted
2016-05-21 #35416067850.8274416258224Moderately Polluted
2016-05-20 #353172881131.0534719267237Moderately Polluted
2016-05-19 #356181841100.7523714253246Moderately Polluted
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.