Chengde Air Quality Index

Good(Class B)
(January 18th,2019 ,11:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM10
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: 43.2μg/m3,24-hour PM2.5: 39.2μg/m3.
1-hour PM2.5 ranks #121 in China by ascending,total 367 cities.
1-hour PM10: 102μg/m3,24-hour PM10: 87.7μg/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 16547681.23220188Good
Site 26647811.64426126Good
Site 383561154.7528985Good
Site 46730831.231282716Good
Site 5107361632.15926129Lightly Polluted

Chengde AQI Ranking

Chengde AQI ranks #150 in China(total 367),defeat 59% cities.

Last 7 days rankings and AQI data of Chengde City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-01-17 #1286637801.48648255434Good
2019-01-16 #1265828651.10341186244Good
2019-01-15 #554416430.5021676968Excellent
2019-01-14 #14985371191.56141327350Good
2019-01-13 #1257447971.50742156750Good
2019-01-12 #230114861732.79161401813Lightly Polluted
2019-01-11 #20799661472.34256362014Good
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.