Hefei Air Quality Index

44
Excellent(Class A)
(November 18th,2017 ,08:00:00 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.

Hefei PM2.5

1-hour PM2.5: 26μg/m3,24-hour PM2.5: 47.13μg/m3.
1-hour PM2.5 ranks #237 in China by ascending,total 367 cities.
1-hour PM10: 43.3μg/m3,24-hour PM10: 47.99μg/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 14632440.633114046Excellent
Site 24531450.72494145Excellent
Site 34727470.828584649Excellent
Site 44527450.62794849Excellent
Site 54923490.632114548Excellent
Site 64122410.81474142Excellent
Site 74530450.53394446Excellent
Site 84119410.61776663Excellent
Site 93524350.31685049Excellent
Site 104125410.624105756Excellent

Hefei AQI Ranking

Hefei AQI ranks #185 in China(total 367),defeat 50% cities.

Last 7 days rankings and AQI data of Hefei City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-11-17 #2227152520.90543105532Good
2017-11-16 #292111831071.21673133124Lightly Polluted
2017-11-15 #3501711291501.359871313698Moderately Polluted
2017-11-14 #3461501151441.1181137359Lightly Polluted
2017-11-13 #2698663990.86963117464Good
2017-11-12 #3069154990.94973153425Good
2017-11-11 #2086528780.55547126858Good
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.