Hefei Air Quality Index

50
Excellent(Class A)
(February 20th,2020 ,08:00:00 PM(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.

Hefei PM2.5

1-hour PM2.5: 19.8μg/m3,24-hour PM2.5: 37.53μg/m3.
1-hour PM2.5 ranks #71 in China by ascending,total 367 cities.
1-hour PM10: 37.1μg/m3,24-hour PM10: 48.06μg/m3.

All Air Monitoring Sites Of Hefei 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)
10 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 13617360.43166692Excellent
Site 2472247-48-5085Excellent
Site 35618610.55475293Good
Site 44127410.64057396Excellent
Site 53323290.521788108Excellent
Site 62618260.334371102Excellent
Site 73618360.623674100Excellent
Site 83020300.316686100Excellent
Site 93519350.53167698Excellent
Site 103016300.419793110Excellent

Hefei AQI Ranking

Hefei AQI ranks #82 in China(total 367),defeat 78% cities.

Last 7 days rankings and AQI data of Hefei City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2020-02-19 #294229410.5852578474Excellent
2020-02-18 #1655021330.46327610799Excellent
2020-02-17 #1524315320.4132169086Excellent
2020-02-16 #1634119310.4291268882Excellent
2020-02-15 #813111130.4851046861Excellent
2020-02-14 #392819260.7691954335Excellent
2020-02-13 #192817220.7421556456Excellent
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.