Nanjing Air Quality Index

34
Excellent(Class A)
(August 12th,2019 ,11:00:00 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.

Nanjing PM2.5

1-hour PM2.5: 5.33μg/m3,24-hour PM2.5: 9.06μg/m3.
1-hour PM2.5 ranks #42 in China by ascending,total 367 cities.
1-hour PM10: 13μg/m3,24-hour PM10: 20.92μg/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 1245150.6867662Excellent
Site 226-170.5878267Excellent
Site 327215-768471Excellent
Site 4-11-0.7638569-
Site 528-90.1648876Excellent
Site 6246110.51047662Excellent
Site 7255160.51357867Excellent
Site 826370.4448369Excellent
Site 926-14--38166Excellent

Nanjing AQI Ranking

Nanjing AQI ranks #151 in China(total 367),defeat 59% cities.

Last 7 days rankings and AQI data of Nanjing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-08-11 #104388210.448958476Excellent
2019-08-10 #4176140.5381362521Excellent
2019-08-09 #903613350.5691888362Excellent
2019-08-08 #2036017350.574238163111Good
2019-08-07 #2617522390.485187136129Good
2019-08-06 #2126013300.488196118112Good
2019-08-05 #1775110260.47205116100Good
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.