Kaifeng Air Quality Index

Good(Class B)
(June 27th,2017 ,05:00:00 AM(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.

Kaifeng PM2.5

1-hour PM2.5: 73μg/m3,24-hour PM2.5: 41.58μg/m3.
1-hour PM2.5 ranks #338 in China by ascending,total 367 cities.
1-hour PM10: 107.25μg/m3,24-hour PM10: 92.43μg/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 11027612016553469Lightly Polluted
Site 2109821191.542115276Lightly Polluted
Site 3100751141.75734577Good
Site 48059761.26552658Good

Kaifeng AQI Ranking

Kaifeng AQI ranks #327 in China(total 367),defeat 11% cities.

Last 7 days rankings and AQI data of Kaifeng City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-06-26 #31813741910.969309207200Lightly Polluted
2017-06-25 #33613035731.1672211206193Lightly Polluted
2017-06-24 #3109642681.164163163155Good
2017-06-23 #2948159951.019192118104Good
2017-06-22 #2978338640.826194152139Good
2017-06-21 #2408035800.869175147136Good
2017-06-20 #352186721481.0793710269251Moderately 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.