Kaifeng Air Quality Index

77
Good(Class B)
(July 20th,2018 ,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:O3-8h
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: 33μg/m3,24-hour PM2.5: 25.27μg/m3.
1-hour PM2.5 ranks #244 in China by ascending,total 367 cities.
1-hour PM10: 80.25μg/m3,24-hour PM10: 61.86μg/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 15628620.629585128Good
Site 26645810.8311070124Good
Site 378321060.529579135Good
Site 46127720.52010101140Good

Kaifeng AQI Ranking

Kaifeng AQI ranks #280 in China(total 367),defeat 24% cities.

Last 7 days rankings and AQI data of Kaifeng City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-07-19 #2547724590.535168138132Good
2018-07-18 #3079526560.525146164153Good
2018-07-17 #2758327610.662188150139Good
2018-07-16 #2587521520.578165136129Good
2018-07-15 #1915923530.782174118110Good
2018-07-14 #1895721480.763164121107Good
2018-07-13 #1134318380.8471749586Excellent
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.