Zhangjiakou Air Quality Index

41
Excellent(Class A)
(November 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:-
Health Implications:Air quality is satisfactory,almost no air pollution.
Suggestion:None.

Zhangjiakou PM2.5

1-hour PM2.5: 18μg/m3,24-hour PM2.5: 22.94μg/m3.
1-hour PM2.5 ranks #66 in China by ascending,total 367 cities.
1-hour PM10: 40.33μg/m3,24-hour PM10: 70.06μg/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 12618-0.41246668Excellent
Site 2222220.32164755Excellent
Site 33927-0.410116268Excellent
Site 46422780.712104762Good
Site 53021210.76136566Excellent

Zhangjiakou AQI Ranking

Zhangjiakou AQI ranks #90 in China(total 367),defeat 75% cities.

Last 7 days rankings and AQI data of Zhangjiakou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-11-19 #26277361030.96237195448Good
2018-11-18 #2286122710.65219128072Good
2018-11-17 #2315219530.72527156750Good
2018-11-16 #1674117410.58522126457Excellent
2018-11-15 #423314270.44913107166Excellent
2018-11-14 #297122921581.26247165842Lightly Polluted
2018-11-13 #25891611311.40951225848Good
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.