Zhangjiakou Air Quality Index

Moderately Polluted(Class D)
(December 11th,2016 ,07:00:00 PM(UTC+8) Published)
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.

Zhangjiakou PM2.5

1-hour PM2.5: 134.4μg/m3,24-hour PM2.5: 56.57μg/m3.
1-hour PM2.5 ranks #320 in China by ascending,total 367 cities.
1-hour PM10: 251μg/m3,24-hour PM10: 108.14μg/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 11511132512.311046419Moderately Polluted
Site 21701292382.311552322Moderately Polluted
Site 32041542522.787144523Heavily Polluted
Site 41931452572.88348223Moderately Polluted
Site 51731312572.410159625Moderately Polluted

Zhangjiakou AQI Ranking

Zhangjiakou AQI ranks #318 in China(total 367),defeat 13% cities.

Last 7 days rankings and AQI data of Zhangjiakou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2016-12-10 #435426580.8332276858Good
2016-12-09 #164220410.63524226969Excellent
2016-12-08 #94720470.61419148783Excellent
2016-12-07 #265727620.77131259477Good
2016-12-06 #656127710.85534316052Good
2016-12-05 #635622610.50118158172Good
2016-12-04 #12887461220.8832247665Good
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.