Chengde Air Quality Index

Good(Class B)
(March 29th,2017 ,10:00:00 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: 57.8μg/m3,24-hour PM2.5: 42.58μg/m3.
1-hour PM2.5 ranks #178 in China by ascending,total 367 cities.
1-hour PM10: 145.8μg/m3,24-hour PM10: 96.84μg/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 1935613616232339Good
Site 292661331.174394412Good
Site 3102691541.947507028Lightly Polluted
Site 482451130.742387636Good
Site 5122531931.359324514Lightly Polluted

Chengde AQI Ranking

Chengde AQI ranks #222 in China(total 367),defeat 40% cities.

Last 7 days rankings and AQI data of Chengde City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-03-28 #966634780.9874728142119Good
2017-03-27 #425721430.5893115113108Good
2017-03-26 #365019360.491281210699Excellent
2017-03-25 #1055539600.8843224112103Good
2017-03-24 #2638462841.52645218173Good
2017-03-23 #313103771251.21472210590Lightly Polluted
2017-03-22 #28793641361.0185425150132Good
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.