Changzhou Air Quality Index

Good(Class B)
(July 8th,2019 ,08:00:00 AM(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.

Changzhou PM2.5

1-hour PM2.5: 56.17μg/m3,24-hour PM2.5: 37.29μg/m3.
1-hour PM2.5 ranks #352 in China by ascending,total 367 cities.
1-hour PM10: 80.33μg/m3,24-hour PM10: 53.83μg/m3.

All Air Monitoring Sites Of Changzhou 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)
6 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 17958760.937146428Good
Site 26446731.140127946Good
Site 389661030.943128158Good
Site 47958890.731148776Good
Site 56849640.836147162Good
Site 6826077138147245Good

Changzhou AQI Ranking

Changzhou AQI ranks #345 in China(total 367),defeat 6% cities.

Last 7 days rankings and AQI data of Changzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-07-07 #32810924370.689236177170Lightly Polluted
2019-07-06 #34410932470.733268179169Lightly Polluted
2019-07-05 #32513537580.8083410233198Lightly Polluted
2019-07-04 #31312545710.9524110222188Lightly Polluted
2019-07-03 #2198839611.0033912172145Good
2019-07-02 #27110827450.786438197168Lightly Polluted
2019-07-01 #1726623330.854327137118Good
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.