Beijing Air Quality Index

Moderately Polluted(Class D)
(July 5th,2015 ,08:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:O3-8h
Health Implications:Members of sensitive groups may experience more serious health effects,may impact the heart,respiratory system of healthy groups.
Suggestion:People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion.

Beijing PM2.5

1-hour PM2.5: 68.58μg/m3,24-hour PM2.5: 61μg/m3.
1-hour PM2.5 ranks #341 in China by ascending,total 367 cities.
1-hour PM10: 97.42μg/m3,24-hour PM10: 72.73μg/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 19571881.63117181203Good
Site 292681071.32515193210Good
Site 3109601051.12812218237Lightly Polluted
Site 4104781151.1376188219Lightly Polluted
Site 510766731.42515214236Lightly Polluted
Site 612174901.53620241261Lightly Polluted
Site 711070831.63018220235Lightly Polluted
Site 81327011012810264250Lightly Polluted
Site 91168112622621231204Lightly Polluted
Site 1010465901347208214Lightly Polluted
Site 1110470991.54113207238Lightly Polluted
Site 128250830.9223185197Good

Beijing AQI Ranking

Beijing AQI ranks #364 in China(total 367),defeat 1% cities.

Last 7 days rankings and AQI data of Beijing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2015-07-04 #2577835600.721476108133Good
2015-07-03 #33111725610.9423411207178Lightly Polluted
2015-07-02 #964710240.3493049993Excellent
2015-07-01 #994418400.4233539380Excellent
2015-06-30 #1795315330.375282112103Good
2015-06-29 #360146111821.03542590162Lightly Polluted
2015-06-28 #3622011511471.245349231220Heavily 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.