Changshu Air Quality Index

73
Good(Class B)
(April 27th,2017 ,08:00:00 PM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:O3-8h
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.

Changshu PM2.5

1-hour PM2.5: 25μg/m3,24-hour PM2.5: 26.88μg/m3.
1-hour PM2.5 ranks #215 in China by ascending,total 367 cities.
1-hour PM10: 56μg/m3,24-hour PM10: 55.27μg/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 1---------
Site 257-64110132--Good
Site 34825480.7551983127Excellent

Changshu AQI Ranking

Changshu AQI ranks #215 in China(total 367),defeat 41% cities.

Last 7 days rankings and AQI data of Changshu City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-04-26 #2296630480.5712325133119Good
2017-04-25 #30389561030.94871299778Good
2017-04-24 #35814247940.763823238206Lightly Polluted
2017-04-23 #35413340810.7543817232196Lightly Polluted
2017-04-22 #1837740720.8042719142132Good
2017-04-21 #1916644810.562921129117Good
2017-04-20 #25581591040.8222918163125Good
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.