Zhangjiakou Air Quality Index

31
Excellent(Class A)
(July 8th,2019 ,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.

Zhangjiakou PM2.5

1-hour PM2.5: 12μg/m3,24-hour PM2.5: 14.32μg/m3.
1-hour PM2.5 ranks #96 in China by ascending,total 367 cities.
1-hour PM10: 31μg/m3,24-hour PM10: 31.65μg/m3.

All Air Monitoring Sites Of Zhangjiakou 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)
5 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 14420440.421138168Excellent
Site 2295290.321126567Excellent
Site 3297290.3955553Excellent
Site 42813280.11255446Excellent
Site 52515250.41596870Excellent

Zhangjiakou AQI Ranking

Zhangjiakou AQI ranks #87 in China(total 367),defeat 76% cities.

Last 7 days rankings and AQI data of Zhangjiakou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-07-07 #2107213290.2411511131126Good
2019-07-06 #128488150.1585410096Excellent
2019-07-05 #2368614290.276166167142Good
2019-07-04 #28811212470.305177194173Lightly Polluted
2019-07-03 #1777414380.205165132128Good
2019-07-02 #1737313340.258185146127Good
2019-07-01 #142609260.182124119111Good
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.