Beijing Air Quality Index

Good(Class B)
(October 20th,2018 ,10:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
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: 52μg/m3,24-hour PM2.5: 50.02μg/m3.
1-hour PM2.5 ranks #286 in China by ascending,total 367 cities.
1-hour PM10: 66μg/m3,24-hour PM10: 66.42μg/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 16244550.5423357Good
Site 27353570.64953110Good
Site 36547690.8554133Good
Site 48361740.9861175Good
Site 55839660.97462510Good
Site 66547490.64413012Good
Site 77454570.65664312Good
Site 89470750.75133335Good
Site 95337460.43022931Good
Site 109470990.96521114Good
Site 117958800.8693193Good
Site 126244650.52944416Good

Beijing AQI Ranking

Beijing AQI ranks #262 in China(total 367),defeat 29% cities.

Last 7 days rankings and AQI data of Beijing City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-10-19 #2867043590.6435549678Good
2018-10-18 #2466330490.5785038663Good
2018-10-17 #1465133460.6294137364Good
2018-10-16 #2877958580.8523538473Good
2018-10-15 #3592011511791.4046656754Heavily Polluted
2018-10-14 #3601881411571.222736143114Moderately Polluted
2018-10-13 #348110831050.9971711389Lightly 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.