Dalian Air Quality Index

Good(Class B)
(June 27th,2017 ,05:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:O3-8h
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: 20.4μg/m3,24-hour PM2.5: 22.41μg/m3.
1-hour PM2.5 ranks #158 in China by ascending,total 367 cities.
1-hour PM10: 35.3μg/m3,24-hour PM10: 36.29μg/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 14720470.886138132Excellent
Site 23921370.7159122118Excellent
Site 33215180.833101114Excellent
Site 45821650.7228131132Good
Site 53524300.8275105113Excellent
Site 64016210.7910128134Excellent
Site 750234011412160156Excellent
Site 84023380.8117127136Excellent
Site 93719310.83020118140Excellent
Site 103922260.9611123127Excellent

Dalian AQI Ranking

Dalian AQI ranks #191 in China(total 367),defeat 48% cities.

Last 7 days rankings and AQI data of Dalian City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-06-26 #26811136511.123208175171Lightly Polluted
2017-06-25 #2739725380.883218168156Good
2017-06-24 #1846317230.785166124115Good
2017-06-23 #874118250.7191878681Excellent
2017-06-22 #1956432460.797198126116Good
2017-06-21 #1886838530.825277133121Good
2017-06-20 #1245730480.747188119107Good
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.