Changzhou Air Quality Index

Good(Class B)
(September 27th,2017 ,03:00:00 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: 38.33μg/m3,24-hour PM2.5: 45.31μg/m3.
1-hour PM2.5 ranks #302 in China by ascending,total 367 cities.
1-hour PM10: 51.17μg/m3,24-hour PM10: 61.46μg/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 159424913494032Good
Site 25942540.817194440Good
Site 3584160120143439Good
Site 44632420.815155248Excellent
Site 55236450.821163937Good
Site 65437570.821143638Good

Changzhou AQI Ranking

Changzhou AQI ranks #248 in China(total 367),defeat 32% cities.

Last 7 days rankings and AQI data of Changzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-09-26 #2837345611.2043915153127Good
2017-09-25 #2597116211.17456112317Good
2017-09-24 #2106219250.83649104641Good
2017-09-23 #2167237490.86657158168Good
2017-09-22 #1876936480.8714613134122Good
2017-09-21 #1826538520.924521610596Good
2017-09-20 #1926034450.8343712112112Good
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.