Heyuan Air Quality Index

14
Excellent(Class A)
(June 25th,2019 ,09:00:00 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: 8.67μg/m3,24-hour PM2.5: 6.05μg/m3.
1-hour PM2.5 ranks #32 in China by ascending,total 367 cities.
1-hour PM10: 14μg/m3,24-hour PM10: 17.25μg/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 1-9-0.71482624-
Site 2147141.11662517Excellent
Site 31510140.91681513Excellent

Heyuan AQI Ranking

Heyuan AQI ranks #2 in China(total 367),defeat 99% cities.

Last 7 days rankings and AQI data of Heyuan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-06-11 #5219170.61554241Excellent
2019-06-10 #2248210.6561954640Excellent
2019-06-09 #844010290.5821559279Excellent
2019-06-08 #934310270.6111359585Excellent
2019-06-07 #684313290.6851569985Excellent
2019-06-06 #443514320.6911868969Excellent
2019-06-05 #283515340.752378457Excellent
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.