Huludao Air Quality Index

Good(Class B)
(October 22nd,2017 ,11:00:00 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.

Huludao PM2.5

1-hour PM2.5: 14.75μg/m3,24-hour PM2.5: 21.66μg/m3.
1-hour PM2.5 ranks #52 in China by ascending,total 367 cities.
1-hour PM10: 51.25μg/m3,24-hour PM10: 51.82μg/m3.

All Air Monitoring Sites Of Huludao 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)
4 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 12913290.712167662Excellent
Site 25015500.41276758Excellent
Site 35313550.62196757Good
Site 46118710.714406644Good

Huludao AQI Ranking

Huludao AQI ranks #111 in China(total 367),defeat 70% cities.

Last 7 days rankings and AQI data of Huludao City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-10-21 #1436035701.08933437973Good
2017-10-20 #319123931272.567521911495Lightly Polluted
2017-10-19 #307101751121.97451359481Lightly Polluted
2017-10-18 #2706848851.13453489173Good
2017-10-17 #2907252761.26751407460Good
2017-10-16 #2465934661.04640317567Good
2017-10-15 #2676742681.27853462821Good
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.