Beijing Air Quality Index

Lightly Polluted(Class C)
(August 3rd,2015 ,05:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
Health Implications:Members of sensitive groups may experience health effects
Suggestion:People with heart or lung disease, older adults, and children should reduce prolonged or heavy exertion.

Beijing PM2.5

1-hour PM2.5: 111.09μg/m3,24-hour PM2.5: 80.64μg/m3.
1-hour PM2.5 ranks #363 in China by ascending,total 367 cities.
1-hour PM10: 120μg/m3,24-hour PM10: 74.33μg/m3.

All Air Monitoring Sites Of Beijing 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)
12 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 1163124-2.4412538Moderately Polluted
Site 2198148-2.8282334Moderately Polluted
Site 31501151202.4522237Lightly Polluted
Site 4169128-1.54821149Moderately Polluted
Site 5155118-2.8576230Moderately Polluted
Site 642--1.9842338Excellent
Site 7133101-1.8432240Lightly Polluted
Site 811083-0.51227361Lightly Polluted
Site 911385-1.217227Lightly Polluted
Site 1012998-0.81123446Lightly Polluted
Site 11143109-1.5482239Lightly Polluted
Site 12148113-1.4-2819Lightly Polluted

Beijing AQI Ranking

Beijing AQI ranks #361 in China(total 367),defeat 2% cities.

Last 7 days rankings and AQI data of Beijing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2015-08-02 #33210772701.137262214164Lightly Polluted
2015-08-01 #3009067791.25645310399Good
2015-07-31 #3008526380.653252160142Good
2015-07-30 #2457142500.883272114125Good
2015-07-29 #35412982950.895342209192Lightly Polluted
2015-07-28 #33110750760.764292214161Lightly Polluted
2015-07-27 #341126761110.896323226188Lightly Polluted
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.