Beijing Air Quality Index

Good(Class B)
(April 29th,2017 ,02:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM10
Health Implications:Air quality is acceptable,but maybe unhealthy to a small number of sensitive groups.
Suggestion:Unusually sensitive people should consider reducing prolonged or heavy exertion.

Beijing PM2.5

1-hour PM2.5: 27.09μg/m3,24-hour PM2.5: 30.88μg/m3.
1-hour PM2.5 ranks #144 in China by ascending,total 367 cities.
1-hour PM10: 80.33μg/m3,24-hour PM10: 77.9μg/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 16826860.110212262Good
Site 26333750.210213674Good
Site 36520790.37214872Good
Site 4--1010.310213498-
Site 57555770.210213667Good
Site 6574640.313413471Good
Site 75227530.315212259Good
Site 86718830.27411586Good
Site 95720640.36210873Good
Site 1080421090.31538355Good
Site 115928670.328211658Good
Site 1278251060.27211265Good

Beijing AQI Ranking

Beijing AQI ranks #176 in China(total 367),defeat 52% cities.

Last 7 days rankings and AQI data of Beijing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-04-28 #686123660.385373136113Good
2017-04-27 #955515500.316333112106Good
2017-04-26 #1285313400.325283107102Good
2017-04-25 #244113400.2872538775Excellent
2017-04-24 #1216732830.463294117110Good
2017-04-23 #1026323750.384234122113Good
2017-04-22 #25786431210.469428128119Good
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.