Nanjing Air Quality Index

Good(Class B)
(July 8th,2019 ,08:00:00 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: 31.89μg/m3,24-hour PM2.5: 23.96μg/m3.
1-hour PM2.5 ranks #296 in China by ascending,total 367 cities.
1-hour PM10: 53.63μg/m3,24-hour PM10: 40.66μg/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 15841581.438165266Good
Site 25028500.63695460Excellent
Site 34228420.82466384Excellent
Site 478351061.130104667Good
Site 54928490.32586696Excellent
Site 64127410.52865570Excellent
Site 7-43-1.338165475-
Site 84531361.22895682Excellent
Site 94726470.22285767Excellent

Nanjing AQI Ranking

Nanjing AQI ranks #246 in China(total 367),defeat 33% cities.

Last 7 days rankings and AQI data of Nanjing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-07-07 #2879619330.674207159155Good
2019-07-06 #1605626500.749318126107Good
2019-07-05 #30912632580.754339204188Lightly Polluted
2019-07-04 #27710444760.855368179164Lightly Polluted
2019-07-03 #27911429580.862339194175Lightly Polluted
2019-07-02 #31013923440.679257228202Lightly Polluted
2019-07-01 #2699630501.058277172154Good
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.