Dalian Air Quality Index

Good(Class B)
(May 27th,2018 ,09:00:00 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: 44.2μg/m3,24-hour PM2.5: 32.54μg/m3.
1-hour PM2.5 ranks #235 in China by ascending,total 367 cities.
1-hour PM10: 90.4μg/m3,24-hour PM10: 66.31μg/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 16130720.73510135142Good
Site 25721630.71810120120Good
Site 35334550.82376089Good
Site 483611120.9268160154Good
Site 562407412717138162Good
Site 65635620.83212124105Good
Site 76139720.7329110132Good
Site 887641160.8329127155Good
Site 980521091.12314140150Good
Site 101106616911520161162Lightly Polluted

Dalian AQI Ranking

Dalian AQI ranks #183 in China(total 367),defeat 50% cities.

Last 7 days rankings and AQI data of Dalian City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-05-26 #1486223470.5933212125114Good
2018-05-25 #300125501080.9052512200187Lightly Polluted
2018-05-24 #342156481340.8532014234221Moderately Polluted
2018-05-23 #34013525840.7051910214198Lightly Polluted
2018-05-22 #1345518270.58217105105Good
2018-05-21 #2016111220.493198118113Good
2018-05-20 #2196711220.455168130120Good
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.