Heyuan Air Quality Index

73
Good(Class B)
(June 19th,2018 ,12:00:00 AM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants: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.

Heyuan PM2.5

1-hour PM2.5: 52.67μg/m3,24-hour PM2.5: 32.68μg/m3.
1-hour PM2.5 ranks #339 in China by ascending,total 367 cities.
1-hour PM10: 55.5μg/m3,24-hour PM10: 44.8μg/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 165475015689106Good
Site 27756-0.81767081Good
Site 37555610.712694114Good

Heyuan AQI Ranking

Heyuan AQI ranks #271 in China(total 367),defeat 26% cities.

Last 7 days rankings and AQI data of Heyuan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-06-17 #1887830480.7151711141133Good
2018-06-16 #815618340.708158125106Good
2018-06-15 #183818260.7341268775Excellent
2018-06-14 #93516210.7421457770Excellent
2018-06-13 #434425290.7681869287Excellent
2018-06-12 #695535580.955271010997Good
2018-06-11 #1287634510.9072410135130Good
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.