Changshu Air Quality Index

44
Excellent(Class A)
(February 29th,2020 ,01:00:00 AM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:-
Health Implications:Air quality is satisfactory,almost no air pollution.
Suggestion:None.

Changshu PM2.5

1-hour PM2.5: 30.67μg/m3,24-hour PM2.5: 30.66μg/m3.
1-hour PM2.5 ranks #180 in China by ascending,total 367 cities.
1-hour PM10: 44μg/m3,24-hour PM10: 52.21μg/m3.

All Air Monitoring Sites Of Changshu 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)
3 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 14934330.51884343Excellent
Site 25328550.6-84444Good
Site 34430440.52194848Excellent

Changshu AQI Ranking

Changshu AQI ranks #149 in China(total 367),defeat 59% cities.

Last 7 days rankings and AQI data of Changshu City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2020-02-27 #1354826460.4221789995Excellent
2020-02-26 #764527450.4211389690Excellent
2020-02-25 #22276551010.87331118264Good
2020-02-24 #2267744950.692411149132Good
2020-02-23 #1446538790.5332611119104Good
2020-02-22 #2988260970.8722113122107Good
2020-02-21 #504629460.58223108879Excellent
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.