Zhangjiakou Air Quality Index

43
Excellent(Class A)
(March 27th,2017 ,03:00:00 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: 30μg/m3,24-hour PM2.5: 22.94μg/m3.
1-hour PM2.5 ranks #88 in China by ascending,total 367 cities.
1-hour PM10: 28.67μg/m3,24-hour PM10: 35.32μg/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 14833-0.61977170Excellent
Site 22315170.715127169Excellent
Site 34028350.31786462Excellent
Site 47555-0.514106162Good
Site 53419340.514147369Excellent

Zhangjiakou AQI Ranking

Zhangjiakou AQI ranks #31 in China(total 367),defeat 92% cities.

Last 7 days rankings and AQI data of Zhangjiakou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-03-26 #1075923360.5061814115110Good
2017-03-25 #1145627480.6132015110106Good
2017-03-24 #2117252681.30441157776Good
2017-03-23 #3491451111391.4724426105104Lightly Polluted
2017-03-22 #328123931571.1533732131118Lightly Polluted
2017-03-21 #995530580.642824114105Good
2017-03-20 #3551401071611.1674031146146Lightly 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.