Zhangjiakou Air Quality Index

36
Excellent(Class A)
(January 22nd,2017 ,05:00:00 PM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:-
Health Implications:Air quality is satisfactory,almost no air pollution.
Suggestion:None.

Zhangjiakou PM2.5

1-hour PM2.5: 18.2μg/m3,24-hour PM2.5: 20.44μg/m3.
1-hour PM2.5 ranks #67 in China by ascending,total 367 cities.
1-hour PM10: 29.4μg/m3,24-hour PM10: 37.74μg/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 14531410.516108566Excellent
Site 23412340.616127761Excellent
Site 32916220.512129075Excellent
Site 43510220.813810994Excellent
Site 53222280.720137761Excellent

Zhangjiakou AQI Ranking

Zhangjiakou AQI ranks #35 in China(total 367),defeat 90% cities.

Last 7 days rankings and AQI data of Zhangjiakou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-01-21 #315120510.57213138783Good
2017-01-20 #1045430570.83226257773Good
2017-01-19 #1086629810.69120168581Good
2017-01-18 #1156637821.0637346767Good
2017-01-17 #214102761331.27538308074Lightly Polluted
2017-01-16 #3281741321952.05660462518Moderately Polluted
2017-01-15 #297109821341.74254403632Lightly 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.