Chongqing Air Quality Index

Excellent(Class A)
(November 21st,2017 ,05:00:00 PM(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: 24.19μg/m3,24-hour PM2.5: 23.39μg/m3.
1-hour PM2.5 ranks #126 in China by ascending,total 367 cities.
1-hour PM10: 42.13μg/m3,24-hour PM10: 37.3μg/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 1---0.76241614-
Site 23613360.64993835Excellent
Site 34833410.73952736Excellent
Site 43716370.65172026Excellent
Site 53927340.74463024Excellent
Site 65236440.752121618Good
Site 74420440.7628818Excellent
Site 85129510.74991213Good
Site 94022400.66891516Excellent
Site 103018300.52595540Excellent
Site 112819270.43723142Excellent
Site 125225530.65191715Good
Site 135028501.2554812Excellent
Site 144934470.864846Excellent
Site 154925490.541132324Excellent
Site 165221530.7718610Good
Site 173821380.521104034Excellent

Chongqing AQI Ranking

Chongqing AQI ranks #84 in China(total 367),defeat 77% cities.

Last 7 days rankings and AQI data of Chongqing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-11-20 #1425337550.9063993228Good
2017-11-19 #1815739640.84236115245Good
2017-11-18 #1544723360.9163781613Excellent
2017-11-17 #1736241720.93647132821Good
2017-11-16 #1255827520.89546142018Good
2017-11-15 #1125225460.8841112925Good
2017-11-14 #1706041681.12745113119Good
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.