Ya'an Air Quality Index

41
Excellent(Class A)
(June 26th,2017 ,10:00:00 AM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:-
Health Implications:Air quality is satisfactory,almost no air pollution.
Suggestion:None.

Ya'an PM2.5

1-hour PM2.5: 26μg/m3,24-hour PM2.5: 25.63μg/m3.
1-hour PM2.5 ranks #188 in China by ascending,total 367 cities.
1-hour PM10: 40.5μg/m3,24-hour PM10: 41.44μg/m3.

All Air Monitoring Sites Of Ya'an 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 14520450.524204444Excellent
Site 24833-0.12564156Excellent
Site 33323-0.55104238Excellent
Site 44028360.21924955Excellent

Ya'an AQI Ranking

Ya'an AQI ranks #111 in China(total 367),defeat 70% cities.

Last 7 days rankings and AQI data of Ya'an City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-06-25 #934026390.3371966558Excellent
2017-06-24 #1034126410.3541676758Excellent
2017-06-23 #1615538590.5092176554Good
2017-06-22 #1625639590.50120115551Good
2017-06-21 #1866748720.568271010486Good
2017-06-20 #1416144660.6333088871Good
2017-06-19 #1054929490.50925810489Excellent
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.