Chengdu Air Quality Index

Good(Class B)
(August 12th,2019 ,11:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM10
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.

Chengdu PM2.5

1-hour PM2.5: 49.57μg/m3,24-hour PM2.5: 31.19μg/m3.
1-hour PM2.5 ranks #357 in China by ascending,total 367 cities.
1-hour PM10: 93.29μg/m3,24-hour PM10: 62.93μg/m3.

All Air Monitoring Sites Of Chengdu 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)
8 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 187641131.4118117214Good
Site 2103771491671516979Lightly Polluted
Site 383511160.856616174Good
Site 46546800.8451712249Good
Site 56949881871510025Good
Site 64415270.9101413896Excellent
Site 7---0.827-22247-
Site 86545800.939916880Good

Chengdu AQI Ranking

Chengdu AQI ranks #353 in China(total 367),defeat 4% cities.

Last 7 days rankings and AQI data of Chengdu City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-08-11 #35312525490.738367200187Lightly Polluted
2019-08-10 #35713021420.736376194192Lightly Polluted
2019-08-09 #3469917330.635295199152Good
2019-08-08 #2587522430.754366165129Good
2019-08-07 #35514021410.757377258204Lightly Polluted
2019-08-06 #188548150.53194118104Good
2019-08-05 #503113240.5982545646Excellent
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.