Chengde Air Quality Index

93
Good(Class B)
(July 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:O3-8h
Health Implications:Air quality is acceptable,but maybe unhealthy to a small number of sensitive groups.
Suggestion:Unusually sensitive people should consider reducing prolonged or heavy exertion.

Chengde PM2.5

1-hour PM2.5: 62μg/m3,24-hour PM2.5: 63.66μg/m3.
1-hour PM2.5 ranks #357 in China by ascending,total 367 cities.
1-hour PM10: 92μg/m3,24-hour PM10: 97.77μg/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 17756740.9155152172Good
Site 2104781011284151166Lightly Polluted
Site 378571031.41712145167Good
Site 49470-1.110140105Good
Site 57049900.9362126144Good

Chengde AQI Ranking

Chengde AQI ranks #320 in China(total 367),defeat 13% cities.

Last 7 days rankings and AQI data of Chengde City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-07-19 #2758550790.996225150142Good
2018-07-18 #2507935590.873235158134Good
2018-07-17 #463317300.6082347365Excellent
2018-07-16 #1144322370.8062359286Excellent
2018-07-15 #32510328560.734237172163Lightly Polluted
2018-07-14 #3209622470.671268178154Good
2018-07-13 #2065628620.997285113102Good
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.