Heyuan Air Quality Index

107
Lightly Polluted(Class C)
(January 23rd,2017 ,07:00:00 PM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
Health Implications:Members of sensitive groups may experience health effects
Suggestion:People with heart or lung disease, older adults, and children should reduce prolonged or heavy exertion.

Heyuan PM2.5

1-hour PM2.5: 80.33μg/m3,24-hour PM2.5: 46.17μg/m3.
1-hour PM2.5 ranks #262 in China by ascending,total 367 cities.
1-hour PM10: 71.5μg/m3,24-hour PM10: 66.73μg/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 16950701.341782109Good
Site 2176133-1.68473197Moderately Polluted
Site 3795873120595116Good

Heyuan AQI Ranking

Heyuan AQI ranks #260 in China(total 367),defeat 29% cities.

Last 7 days rankings and AQI data of Heyuan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-01-22 #1216546680.786257119108Good
2017-01-21 #2068059760.796187116108Good
2017-01-20 #614632380.8432037165Excellent
2017-01-19 #73021290.9751935140Excellent
2017-01-18 #354429441.0712643530Excellent
2017-01-17 #374632371.0332436352Excellent
2017-01-16 #675135411.072244438Good
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.