Kaifeng Air Quality Index

87
Good(Class B)
(January 20th,2017 ,11:00:00 PM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants: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.

Kaifeng PM2.5

1-hour PM2.5: 64μg/m3,24-hour PM2.5: 27.09μg/m3.
1-hour PM2.5 ranks #240 in China by ascending,total 367 cities.
1-hour PM10: 121.33μg/m3,24-hour PM10: 94.07μg/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 1---------
Site 286521220.836224556Good
Site 392681201.338564554Good
Site 497721221.430184253Good

Kaifeng AQI Ranking

Kaifeng AQI ranks #222 in China(total 367),defeat 40% cities.

Last 7 days rankings and AQI data of Kaifeng City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-01-19 #3381961472381.91651428272Moderately Polluted
2017-01-18 #3533382873272.87579434533Severely Polluted
2017-01-17 #3352411902512.19866336241Heavily Polluted
2017-01-16 #282124941221.39452277060Lightly Polluted
2017-01-15 #26192681061.458407163Good
2017-01-14 #2107554991.29157417158Good
2017-01-13 #24289661101.4352407867Good
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.