Nanjing Air Quality Index

Good(Class B)
(May 26th,2018 ,05:00:00 PM(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: 35.56μg/m3,24-hour PM2.5: 25.03μg/m3.
1-hour PM2.5 ranks #226 in China by ascending,total 367 cities.
1-hour PM10: 53.67μg/m3,24-hour PM10: 35.37μg/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 14931490.84796265Excellent
Site 24725470.52657770Excellent
Site 36043570.44078488Good
Site 44524450.236116568Excellent
Site 5745494-2497272Good
Site 65337410.533126156Good
Site 75841590.94136659Good
Site 84632430.52866462Excellent
Site 94833480.73466667Excellent

Nanjing AQI Ranking

Nanjing AQI ranks #106 in China(total 367),defeat 71% cities.

Last 7 days rankings and AQI data of Nanjing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-05-25 #1987848830.9866299696Good
2018-05-24 #319138681510.935016249201Lightly Polluted
2018-05-23 #311119331040.727379197181Lightly Polluted
2018-05-22 #173824340.7022568375Excellent
2018-05-21 #1895938670.7253675750Good
2018-05-20 #724525450.6513176155Excellent
2018-05-19 #314725470.75235109083Excellent
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.