Ya'an Air Quality Index

45
Excellent(Class A)
(March 24th,2017 ,01:00:00 PM(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: 32.7μg/m3.
1-hour PM2.5 ranks #149 in China by ascending,total 367 cities.
1-hour PM10: 44.5μg/m3,24-hour PM10: 55.36μg/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 15522600.717148976Good
Site 24833-0.52045244Excellent
Site 33021-0.826107044Excellent
Site 44028290.84011112106Excellent

Ya'an AQI Ranking

Ya'an AQI ranks #103 in China(total 367),defeat 72% cities.

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

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-03-23 #1365536581.1343999265Good
2017-03-22 #2527656771.11334117771Good
2017-03-21 #306102761031.10637109179Lightly Polluted
2017-03-20 #1796749750.9532811138116Good
2017-03-19 #2187857750.9743487467Good
2017-03-18 #1156240730.95130109981Good
2017-03-17 #1306444770.9363088173Good
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.