Zhangjiakou Air Quality Index

46
Excellent(Class A)
(May 20th,2019 ,03:00:00 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: 10.6μg/m3,24-hour PM2.5: 13.28μg/m3.
1-hour PM2.5 ranks #116 in China by ascending,total 367 cities.
1-hour PM10: 25.6μg/m3,24-hour PM10: 60.8μg/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 13412220.65510690Excellent
Site 2356290.93510994Excellent
Site 33417310.73-10890Excellent
Site 4329270.55110084Excellent
Site 5359190.73311194Excellent

Zhangjiakou AQI Ranking

Zhangjiakou AQI ranks #119 in China(total 367),defeat 68% cities.

Last 7 days rankings and AQI data of Zhangjiakou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-05-19 #25778211050.783549793Good
2019-05-18 #2747838861.12148142133Good
2019-05-17 #29989391250.991910146146Good
2019-05-16 #298106441620.855146155135Lightly Polluted
2019-05-15 #289104421560.9762511132126Lightly Polluted
2019-05-14 #1637525910.914228146130Good
2019-05-13 #1296422770.877185112105Good
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.