Chengdu Air Quality Index

Good(Class B)
(February 27th,2017 ,10:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
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: 48.88μg/m3,24-hour PM2.5: 75.64μg/m3.
1-hour PM2.5 ranks #134 in China by ascending,total 367 cities.
1-hour PM10: 80μg/m3,24-hour PM10: 119.09μg/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 16446740.877112668Good
Site 26744840.99512968Good
Site 35639610.64614975Good
Site 45432570.76593270Good
Site 562446314574671Good
Site 66748740.9938453Good
Site 7120911630.678104776Lightly Polluted
Site 8654764181101153Good

Chengdu AQI Ranking

Chengdu AQI ranks #105 in China(total 367),defeat 71% cities.

Last 7 days rankings and AQI data of Chengdu City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-01-26 #2792522022851.55165133730Heavily Polluted
2017-01-25 #3132311812671.95871149771Heavily Polluted
2017-01-24 #3342221722491.39363165643Heavily Polluted
2017-01-23 #3522361862781.74764177661Heavily Polluted
2017-01-22 #3592271762591.83589182320Heavily Polluted
2017-01-21 #3501491131681.24162148766Lightly Polluted
2017-01-20 #3471381051611.32360164026Lightly 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.