Beijing Air Quality Index

Excellent(Class A)
(April 25th,2019 ,04:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:-
Health Implications:Air quality is satisfactory,almost no air pollution.

Beijing PM2.5

1-hour PM2.5: 8.55μg/m3,24-hour PM2.5: 7.02μg/m3.
1-hour PM2.5 ranks #38 in China by ascending,total 367 cities.
1-hour PM10: 14.88μg/m3,24-hour PM10: 14.59μg/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 1-15-0.21039489-
Site 2329140.28110088Excellent
Site 3342130.28310897Excellent
Site 4337150.28310393Excellent
Site 5-9-0.211310082-
Site 6325130.28110294Excellent
Site 7-13-0.116311198-
Site 8347130.33210895Excellent
Site 9318110.2239989Excellent
Site 1032-160.27310194Excellent
Site 11-9-0.210311491-
Site 123210240.26110292Excellent

Beijing AQI Ranking

Beijing AQI ranks #123 in China(total 367),defeat 66% cities.

Last 7 days rankings and AQI data of Beijing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-04-24 #1396446450.5762626558Good
2019-04-23 #35112595760.716302117105Lightly Polluted
2019-04-22 #343127951350.874414211189Lightly Polluted
2019-04-21 #337113591750.803405117105Lightly Polluted
2019-04-20 #1095538590.5174124342Good
2019-04-19 #1316121710.4062639587Good
2019-04-18 #279107391620.36719310199Lightly 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.