Nanjing Air Quality Index

Good(Class B)
(June 26th,2017 ,10:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM10
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: 33.67μg/m3,24-hour PM2.5: 29.84μg/m3.
1-hour PM2.5 ranks #246 in China by ascending,total 367 cities.
1-hour PM10: 76.78μg/m3,24-hour PM10: 64.16μg/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 16236730.9271113080Good
Site 27233931.9443914997Good
Site 36642811.136159065Good
Site 47431970.7401412384Good
Site 57435410.91016179135Good
Site 67125921341513495Good
Site 75737641.1331712278Good
Site 85528600.83816144106Good
Site 97036900.925169260Good

Nanjing AQI Ranking

Nanjing AQI ranks #254 in China(total 367),defeat 31% cities.

Last 7 days rankings and AQI data of Nanjing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-06-25 #30511135691.1193412181171Lightly Polluted
2017-06-24 #2598226531.1073912160138Good
2017-06-23 #1635631610.98935109479Good
2017-06-22 #894223360.8763288383Excellent
2017-06-21 #29810144801.1714316177161Lightly Polluted
2017-06-20 #31412130561.0224014193182Lightly Polluted
2017-06-19 #954815350.72311311095Excellent
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.