Hefei Air Quality Index

Good(Class B)
(December 9th,2019 ,09:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
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.

Hefei PM2.5

1-hour PM2.5: 63.38μg/m3,24-hour PM2.5: 54.95μg/m3.
1-hour PM2.5 ranks #153 in China by ascending,total 367 cities.
1-hour PM10: 104.2μg/m3,24-hour PM10: 85.54μg/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 190671170.8108121227Good
Site 290671020.664124465Good
Site 391661320.912311722Good
Site 493691080.879123450Good
Site 569-870.546116281Good
Site 67756820.68693447Good
Site 788-1251103-1319Good
Site 87555870.655135877Good
Site 98260960.781123851Good
Site 1090671061.157135374Good

Hefei AQI Ranking

Hefei AQI ranks #132 in China(total 367),defeat 64% cities.

Last 7 days rankings and AQI data of Hefei City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-08-12 #122336160.4461239065Excellent
2019-08-11 #923610200.4771137871Excellent
2019-08-10 #2157150.4271132825Excellent
2019-08-09 #1434514360.50818410188Excellent
2019-08-08 #3068527510.6255156142Good
2019-08-07 #3289825510.594315198152Good
2019-08-06 #2787818520.597375173133Good
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.