Changzhou Air Quality Index

Good(Class B)
(July 20th,2018 ,11:00:00 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.

Changzhou PM2.5

1-hour PM2.5: 52.17μg/m3,24-hour PM2.5: 23.59μg/m3.
1-hour PM2.5 ranks #341 in China by ascending,total 367 cities.
1-hour PM10: 79μg/m3,24-hour PM10: 43.6μg/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 17454830.4351339119Good
Site 26239730.8491321102Good
Site 38764740.8561624106Good
Site 46540800.3371538104Good
Site 57051820.4301338115Good
Site 68865820.8441426109Good

Changzhou AQI Ranking

Changzhou AQI ranks #261 in China(total 367),defeat 29% cities.

Last 7 days rankings and AQI data of Changzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-07-19 #30910020350.4992310171159Good
2018-07-18 #2888818340.4962310175145Good
2018-07-17 #2166718320.4692110138120Good
2018-07-16 #3129520370.4892311177154Good
2018-07-15 #3189925420.5152511166158Good
2018-07-14 #34111323410.5012211186174Lightly Polluted
2018-07-13 #3058517330.4362010155142Good
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.