Huludao Air Quality Index

Good(Class B)
(January 21st,2020 ,12:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
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: 67.25μg/m3,24-hour PM2.5: 34.04μg/m3.
1-hour PM2.5 ranks #216 in China by ascending,total 367 cities.
1-hour PM10: 95μg/m3,24-hour PM10: 72.7μg/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 1149114176342341830Lightly Polluted
Site 2124941322.94838919Lightly Polluted
Site 37555561.364411424Good
Site 4166160.712204838Excellent

Huludao AQI Ranking

Huludao AQI ranks #213 in China(total 367),defeat 42% cities.

Last 7 days rankings and AQI data of Huludao City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2020-01-19 #1376542801.03235406862Good
2020-01-18 #3302301802202.51469633526Heavily Polluted
2020-01-17 #2961651251711.84865834940Moderately Polluted
2020-01-16 #249109821191.65651635751Lightly Polluted
2020-01-15 #3111591211592.17760753324Moderately Polluted
2020-01-14 #1868865971.14543656050Good
2020-01-13 #1687353891.16641506351Good
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.