Heyuan Air Quality Index

67
Good(Class B)
(March 26th,2017 ,06:00:00 PM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
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.

Heyuan PM2.5

1-hour PM2.5: 26μg/m3,24-hour PM2.5: 13.39μg/m3.
1-hour PM2.5 ranks #175 in China by ascending,total 367 cities.
1-hour PM10: 84μg/m3,24-hour PM10: 38.08μg/m3.

All Air Monitoring Sites Of Heyuan 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)
3 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 16625810.71867066Good
Site 26927870.82676566Good
Site 3---------

Heyuan AQI Ranking

Heyuan AQI ranks #237 in China(total 367),defeat 35% cities.

Last 7 days rankings and AQI data of Heyuan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-03-25 #24357180.7961747370Excellent
2017-03-24 #1536221400.697215127114Good
2017-03-23 #354317330.772549586Excellent
2017-03-22 #854831480.9613159265Excellent
2017-03-21 #133624360.9322147768Excellent
2017-03-20 #594732471.273348162Excellent
2017-03-19 #384421281.285354149Excellent
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.