Chengde Air Quality Index

32
Excellent(Class A)
(November 22nd,2017 ,06:00:00 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.

Chengde PM2.5

1-hour PM2.5: 12.2μg/m3,24-hour PM2.5: 25.34μg/m3.
1-hour PM2.5 ranks #47 in China by ascending,total 367 cities.
1-hour PM10: 24.6μg/m3,24-hour PM10: 174.86μg/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 12914290.61445156Excellent
Site 22819240.2186768Excellent
Site 3216100.610126770Excellent
Site 43115310.3955056Excellent
Site 5297290.1966161Excellent

Chengde AQI Ranking

Chengde AQI ranks #32 in China(total 367),defeat 91% cities.

Last 7 days rankings and AQI data of Chengde City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-11-21 #331145542391.39146287654Lightly Polluted
2017-11-20 #27685531201.90956355030Good
2017-11-19 #2366735831.35345234936Good
2017-11-18 #1174319420.71624166155Excellent
2017-11-17 #1596031680.8272497772Good
2017-11-16 #1907442971.23851234835Good
2017-11-15 #754519450.6152997068Excellent
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.