Heyuan Air Quality Index

51
Good(Class B)
(October 24th,2018 ,01:00:00 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: 27.67μg/m3,24-hour PM2.5: 21.17μg/m3.
1-hour PM2.5 ranks #139 in China by ascending,total 367 cities.
1-hour PM10: 51.33μg/m3,24-hour PM10: 37.31μg/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 1512752116105731Good
Site 24226420.81685130Excellent
Site 35530600.82394728Good

Heyuan AQI Ranking

Heyuan AQI ranks #134 in China(total 367),defeat 63% cities.

Last 7 days rankings and AQI data of Heyuan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-10-23 #333215290.8521877562Excellent
2018-10-22 #1094832480.83225811075Excellent
2018-10-21 #1625638610.8463079784Good
2018-10-20 #874431390.84722610375Excellent
2018-10-19 #1124934410.8112477160Excellent
2018-10-18 #974531350.772263838Excellent
2018-10-17 #72517230.7591765250Excellent
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.