Chengde Air Quality Index

Good(Class B)
(May 27th,2018 ,10:00:00 PM(UTC+8) Published)
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: 22.2μg/m3,24-hour PM2.5: 28.42μg/m3.
1-hour PM2.5 ranks #100 in China by ascending,total 367 cities.
1-hour PM10: 88.6μg/m3,24-hour PM10: 113.06μg/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 16722830.8297117120Good
Site 25827660.31939128135Good
Site 377241030.52210125134Good
Site 46524790.3107116129Good
Site 581141120.1265123127Good

Chengde AQI Ranking

Chengde AQI ranks #163 in China(total 367),defeat 56% cities.

Last 7 days rankings and AQI data of Chengde City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-05-26 #312154602560.7542617226191Moderately Polluted
2018-05-25 #335160331100.8033320250225Moderately Polluted
2018-05-24 #249101271090.7193918184161Lightly Polluted
2018-05-23 #355175492980.5283015158141Moderately Polluted
2018-05-22 #357180403080.5591717114109Moderately Polluted
2018-05-21 #1875936671.0862513113104Good
2018-05-20 #2777526531.12213134130Good
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.