Kaifeng Air Quality Index

158
Moderately Polluted(Class D)
(November 21st,2018 ,08:00:00 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:Members of sensitive groups may experience more serious health effects,may impact the heart,respiratory system of healthy groups.
Suggestion:People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion.

Kaifeng PM2.5

1-hour PM2.5: 120.25μg/m3,24-hour PM2.5: 122.52μg/m3.
1-hour PM2.5 ranks #358 in China by ascending,total 367 cities.
1-hour PM10: 188μg/m3,24-hour PM10: 144.2μg/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 11331011571.39616858Lightly Polluted
Site 22011512241.610822754Heavily Polluted
Site 31401071841.29316453Lightly Polluted
Site 41601221871.49618758Moderately Polluted

Kaifeng AQI Ranking

Kaifeng AQI ranks #357 in China(total 367),defeat 3% cities.

Last 7 days rankings and AQI data of Kaifeng City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-11-20 #31610982940.77140146956Lightly Polluted
2018-11-19 #2888563850.716402310077Good
2018-11-18 #2897555830.88647175845Good
2018-11-17 #3428059690.83438143728Good
2018-11-16 #3358562740.7731143731Good
2018-11-15 #3562261752131.35549219171Heavily Polluted
2018-11-14 #3331721301561.04460178859Moderately 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.