Huludao Air Quality Index

Good(Class B)
(May 25th,2020 ,08:00:00 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.

Huludao PM2.5

1-hour PM2.5: 15.5μg/m3,24-hour PM2.5: 15.61μg/m3.
1-hour PM2.5 ranks #174 in China by ascending,total 367 cities.
1-hour PM10: 35.5μg/m3,24-hour PM10: 38.44μg/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 14019400.44297395Excellent
Site 23411340.5341179105Excellent
Site 33214320.5281187110Excellent
Site 43618360.4181599114Excellent

Huludao AQI Ranking

Huludao AQI ranks #195 in China(total 367),defeat 47% cities.

Last 7 days rankings and AQI data of Huludao City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2020-05-24 #1846815280.614259134122Good
2020-05-23 #935120250.657218107100Good
2020-05-22 #1876823370.671167133121Good
2020-05-21 #1155025270.472128132100Excellent
2020-05-20 #2068128470.5042710151137Good
2020-05-19 #785414360.3871310106104Good
2020-05-18 #26479181070.439191910089Good
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.