Chengde Air Quality Index

42
Excellent(Class A)
(January 20th,2017 ,08:00:00 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.

Chengde PM2.5

1-hour PM2.5: 28.75μg/m3,24-hour PM2.5: 22.96μg/m3.
1-hour PM2.5 ranks #163 in China by ascending,total 367 cities.
1-hour PM10: 40μg/m3,24-hour PM10: 48.68μg/m3.

All Air Monitoring Sites Of Chengde 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 13222230.536153767Excellent
Site 24629460.751232876Excellent
Site 3624451145192560Good
Site 4---------
Site 52920-0.523135373Excellent

Chengde AQI Ranking

Chengde AQI ranks #104 in China(total 367),defeat 72% cities.

Last 7 days rankings and AQI data of Chengde City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-01-19 #895729630.75929238782Good
2017-01-18 #855932670.96441216450Good
2017-01-17 #247113851311.69554355629Lightly Polluted
2017-01-16 #23696711181.57853373123Good
2017-01-15 #1947350951.51552333730Good
2017-01-14 #1085328540.84437186957Good
2017-01-13 #514113270.346998481Excellent
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.