Kaifeng Air Quality Index

Heavily Polluted(Class E)
(December 4th,2016 ,12:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
Health Implications:Exercise tolerance is reduced in people with heart and lung conditions;healthy people may exhibit symptoms.
Suggestion:People with heart or lung disease, older adults, and children should avoid all physical activity outdoors. Everyone else should avoid prolonged or heavy exertion.

Kaifeng PM2.5

1-hour PM2.5: 159.5μg/m3,24-hour PM2.5: 184.46μg/m3.
1-hour PM2.5 ranks #334 in China by ascending,total 367 cities.
1-hour PM10: 238μg/m3,24-hour PM10: 257.18μg/m3.

All Air Monitoring Sites Of Kaifeng 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)
4 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 12041542201.965402342Heavily Polluted
Site 22081581971.857472348Heavily Polluted
Site 32181682961.758382840Heavily Polluted
Site 42081582391.957532248Heavily Polluted

Kaifeng AQI Ranking

Kaifeng AQI ranks #334 in China(total 367),defeat 9% cities.

Last 7 days rankings and AQI data of Kaifeng City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2016-12-02 #3612672173002.488695411087Heavily Polluted
2016-12-01 #3612562052852.56385697047Heavily Polluted
2016-11-30 #3091351022191.70761448259Lightly Polluted
2016-11-29 #288126951781.79859405342Lightly Polluted
2016-11-28 #3411571201931.99170565843Moderately Polluted
2016-11-27 #309134852161.75663575945Lightly Polluted
2016-11-26 #263117691831.41551366858Lightly Polluted
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.