Chongqing Air Quality Index

Excellent(Class A)
(September 22nd,2017 ,02:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:-
Health Implications:Air quality is satisfactory,almost no air pollution.

Chongqing PM2.5

1-hour PM2.5: 22.06μg/m3,24-hour PM2.5: 19.07μg/m3.
1-hour PM2.5 ranks #128 in China by ascending,total 367 cities.
1-hour PM10: 42.82μg/m3,24-hour PM10: 36.26μg/m3.

All Air Monitoring Sites Of Chongqing 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)
17 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 12517250.42072626Excellent
Site 23521350.935141212Excellent
Site 34819480.940577Excellent
Site 44330390.834732Excellent
Site 55925670.758776Good
Site 63213320.93582528Excellent
Site 75633621.155654Good
Site 83820380.65461411Excellent
Site 9249240.71783636Excellent
Site 103619360.5867066Excellent
Site 114724470.654944Excellent
Site 124017401.22833532Excellent
Site 13563562160811Good
Site 143822380.8641536Excellent
Site 154823481.1531156Excellent
Site 165133520.8478118Good
Site 173515350.645121313Excellent

Chongqing AQI Ranking

Chongqing AQI ranks #90 in China(total 367),defeat 75% cities.

Last 7 days rankings and AQI data of Chongqing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-09-21 #814719360.8223786044Excellent
2017-09-20 #754416290.7263574638Excellent
2017-09-19 #363716280.8162973331Excellent
2017-09-18 #935639600.9543894835Good
2017-09-17 #22894701101.0264213173136Good
2017-09-16 #2729644740.864011176154Good
2017-09-15 #2459061950.9874411180148Good
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.