Dalian Air Quality Index

Good(Class B)
(July 29th,2017 ,12:00:00 AM(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: 28.7μg/m3,24-hour PM2.5: 19.05μg/m3.
1-hour PM2.5 ranks #208 in China by ascending,total 367 cities.
1-hour PM10: 58.5μg/m3,24-hour PM10: 33.92μg/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 15221530.92526114132Good
Site 2623374134218676Good
Site 35236431.31815156163Good
Site 45433571341382113Good
Site 553295613910119128Good
Site 64215350.5329132149Excellent
Site 75325551.2481878102Good
Site 86026690.9341399123Good
Site 95330550.824996121Good
Site 106939881.3481679100Good

Dalian AQI Ranking

Dalian AQI ranks #244 in China(total 367),defeat 34% cities.

Last 7 days rankings and AQI data of Dalian City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-07-27 #1205713250.765187117108Good
2017-07-26 #2088018430.8862311140136Good
2017-07-25 #28210319390.8692311190163Lightly Polluted
2017-07-24 #31611755811.9292313188178Lightly Polluted
2017-07-23 #2558927441.1242012154146Good
2017-07-22 #1736421321.083217128117Good
2017-07-21 #1746124391.097248116113Good
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.