Kaifeng Air Quality Index

47
Excellent(Class A)
(July 28th,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.

Kaifeng PM2.5

1-hour PM2.5: 32.75μg/m3,24-hour PM2.5: 31.64μg/m3.
1-hour PM2.5 ranks #231 in China by ascending,total 367 cities.
1-hour PM10: 40.33μg/m3,24-hour PM10: 44.26μg/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 15035441.4888274Excellent
Site 24632-11728575Excellent
Site 345313611537468Excellent
Site 44833411.11458378Excellent

Kaifeng AQI Ranking

Kaifeng AQI ranks #159 in China(total 367),defeat 57% cities.

Last 7 days rankings and AQI data of Kaifeng City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-07-27 #1245740530.92813310798Good
2017-07-26 #2098059921.044162132124Good
2017-07-25 #25296631001.22133164155Good
2017-07-24 #297109821311.269163185151Lightly Polluted
2017-07-23 #24285511050.824132146142Good
2017-07-22 #2508042700.835132156135Good
2017-07-21 #2217024540.56132132124Good
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.