Heyuan Air Quality Index

85
Good(Class B)
(May 28th,2017 ,09:00:00 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: 56μg/m3,24-hour PM2.5: 39.25μg/m3.
1-hour PM2.5 ranks #309 in China by ascending,total 367 cities.
1-hour PM10: 119.5μg/m3,24-hour PM10: 75.74μg/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 189481282.295616138Good
Site 287641111.554520104Good
Site 3---------

Heyuan AQI Ranking

Heyuan AQI ranks #109 in China(total 367),defeat 70% cities.

Last 7 days rankings and AQI data of Heyuan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-05-27 #547830580.877289147133Good
2017-05-26 #666345690.84241110289Good
2017-05-25 #915626450.781157116107Good
2017-05-24 #32916270.8071546257Excellent
2017-05-23 #934620460.831969368Excellent
2017-05-22 #794523440.8042458769Excellent
2017-05-21 #424224370.6891859583Excellent
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.