Ya'an Air Quality Index
Heavily Polluted(Class E)
(December 4th,2016 ,11:00:00 PM(UTC+8) Published)
Main Air Pollutants:PM2.5
Health Implications：Exercise tolerance is reduced in people with heart and lung conditions;healthy people may exhibit symptoms.
Suggestion：People with heart or lung disease, older adults, and children should avoid all physical activity outdoors. Everyone else should avoid prolonged or heavy exertion.
1-hour PM2.5: 166.5μg/m3,24-hour PM2.5: 99μg/m3.
1-hour PM2.5 ranks #318 in China by ascending,total 367 cities.
1-hour PM10: 293.5μg/m3,24-hour PM10: 157.64μg/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;
4 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 12281783331.753522145Heavily Polluted
Site 21781342631.144232028Moderately Polluted
Site 32061562851.57624116153Heavily Polluted
Site 42481982931.472162628Heavily Polluted
Ya'an AQI Ranking
Ya'an AQI ranks #319 in China(total 367),defeat 13% cities.
Last 7 days rankings and AQI data of Ya'an City
2016-12-03 #2741451111650.9530168781Lightly Polluted
2016-12-02 #240114851310.86126137575Lightly Polluted
2016-12-01 #264125941530.94640206758Lightly Polluted
2016-11-29 #299131991630.96732146262Lightly Polluted
2016-11-28 #313129981690.95235136959Lightly Polluted