Beijing Air Quality Index

Good(Class B)
(December 18th,2018 ,11:00:00 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: 25.25μg/m3,24-hour PM2.5: 28.46μg/m3.
1-hour PM2.5 ranks #55 in China by ascending,total 367 cities.
1-hour PM10: 60.75μg/m3,24-hour PM10: 58.79μg/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 15326560.8795-14Good
Site 25835651.3815323Good
Site 35729641.1849218Good
Site 497601431.5969416Good
Site 55423580.8878522Good
Site 65420570.6704216Good
Site 75220541774-20Good
Site 8269260.3944949Excellent
Site 92811280.61843236Excellent
Site 103016300.51264536Excellent
Site 117423981.2788217Good
Site 125031500.75471638Excellent

Beijing AQI Ranking

Beijing AQI ranks #75 in China(total 367),defeat 80% cities.

Last 7 days rankings and AQI data of Beijing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-12-17 #1036130600.6624866767Good
2018-12-16 #17885631051.2125686855Good
2018-12-15 #284120901171.51683141713Lightly Polluted
2018-12-14 #1778148750.9764103021Good
2018-12-13 #624613400.4683656464Excellent
2018-12-12 #1506730630.7755384343Good
2018-12-11 #1355221540.5543165555Good
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.