Heyuan Air Quality Index

32
Excellent(Class A)
(August 22nd,2018 ,02:00:00 AM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:-
Health Implications:Air quality is satisfactory,almost no air pollution.
Suggestion:None.

Heyuan PM2.5

1-hour PM2.5: 13μg/m3,24-hour PM2.5: 18.5μg/m3.
1-hour PM2.5 ranks #81 in China by ascending,total 367 cities.
1-hour PM10: 32μg/m3,24-hour PM10: 39.02μg/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 140164013251518Excellent
Site 22816280.84051412Excellent
Site 3287280.83351410Excellent

Heyuan AQI Ranking

Heyuan AQI ranks #55 in China(total 367),defeat 85% cities.

Last 7 days rankings and AQI data of Heyuan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-08-21 #574619400.88201111390Excellent
2018-08-20 #1615420390.8561910125104Good
2018-08-19 #1605217330.773156121102Good
2018-08-18 #2576622390.87215146118Good
2018-08-17 #773918390.8392089375Excellent
2018-08-16 #543713330.7541988773Excellent
2018-08-15 #1214514290.7491479589Excellent
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.