Shiyan Air Quality Index

Good(Class B)
(December 4th,2016 ,12:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
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.

Shiyan PM2.5

1-hour PM2.5: 61.75μg/m3,24-hour PM2.5: 82.37μg/m3.
1-hour PM2.5 ranks #129 in China by ascending,total 367 cities.
1-hour PM10: 88.25μg/m3,24-hour PM10: 112.35μg/m3.

All Air Monitoring Sites Of Shiyan 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)
4 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 18059671.641141935Good
Site 2391837196123128Excellent
Site 3119901141.84713412Lightly Polluted
Site 4107801352.5538815Lightly Polluted

Shiyan AQI Ranking

Shiyan AQI ranks #120 in China(total 367),defeat 67% cities.

Last 7 days rankings and AQI data of Shiyan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2016-12-02 #260121921291.96445197864Lightly Polluted
2016-12-01 #1066040681.46634156455Good
2016-11-30 #936546791.4473213114105Good
2016-11-29 #246105791331.69845167242Lightly Polluted
2016-11-28 #19488651141.53640207762Good
2016-11-27 #795734641.35638144737Good
2016-11-26 #704622461.09126117464Excellent
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.