Nanjing Air Quality Index

Good(Class B)
(March 26th,2017 ,06:00:00 PM(UTC+8) Published)
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.

Nanjing PM2.5

1-hour PM2.5: 27.33μg/m3,24-hour PM2.5: 45.89μg/m3.
1-hour PM2.5 ranks #189 in China by ascending,total 367 cities.
1-hour PM10: 77.33μg/m3,24-hour PM10: 108.26μg/m3.

All Air Monitoring Sites Of Nanjing 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)
9 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 16025700.92515129122Good
Site 26532790.81912124120Good
Site 37140911.1231510496Good
Site 46723830.51712160155Good
Site 559256712211142131Good
Site 65922670.82013131119Good
Site 76540791.13718114108Good
Site 86016700.82955137139Good
Site 97023901.31910129119Good

Nanjing AQI Ranking

Nanjing AQI ranks #259 in China(total 367),defeat 29% cities.

Last 7 days rankings and AQI data of Nanjing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-03-25 #2047152881.0074511119103Good
2017-03-24 #2417848691.10762128067Good
2017-03-23 #1465730460.90646107364Good
2017-03-22 #1635925471.04347148888Good
2017-03-21 #2618560921.0373712152141Good
2017-03-20 #1055639531.02540109891Good
2017-03-19 #1146035591.18247189282Good
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.