Dalian Air Quality Index

Good(Class B)
(May 27th,2017 ,09:00:00 AM(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.

Dalian PM2.5

1-hour PM2.5: 21.4μg/m3,24-hour PM2.5: 12.84μg/m3.
1-hour PM2.5 ranks #71 in China by ascending,total 367 cities.
1-hour PM10: 55μg/m3,24-hour PM10: 39.29μg/m3.

All Air Monitoring Sites Of Dalian 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)
10 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 16031700.622109777Good
Site 25824660.5191798105Good
Site 33311290.6191110388Excellent
Site 45220540.635117461Good
Site 54922490.6231211370Excellent
Site 65827660.62217103113Good
Site 75925681259124103Good
Site 85524590.72789977Good
Site 94810410.5171115170Excellent
Site 104820480.925158976Excellent

Dalian AQI Ranking

Dalian AQI ranks #73 in China(total 367),defeat 80% cities.

Last 7 days rankings and AQI data of Dalian City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-05-26 #1137812410.604249142133Good
2017-05-25 #2529811460.536168157157Good
2017-05-24 #35814034570.8983415227204Lightly Polluted
2017-05-23 #2596915260.53207131122Good
2017-05-22 #1445330390.61189118102Good
2017-05-21 #945224360.6181611105102Good
2017-05-20 #1587620380.5772111136130Good
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.