Heyuan Air Quality Index

29
Excellent(Class A)
(February 25th,2017 ,08:00:00 PM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:-
Health Implications:Air quality is satisfactory,almost no air pollution.
Suggestion:None.

Heyuan PM2.5

1-hour PM2.5: 14.67μg/m3,24-hour PM2.5: 10.22μg/m3.
1-hour PM2.5 ranks #20 in China by ascending,total 367 cities.
1-hour PM10: 22μg/m3,24-hour PM10: 14.94μg/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 123162011635159Excellent
Site 22618220.83034258Excellent
Site 324102411724955Excellent

Heyuan AQI Ranking

Heyuan AQI ranks #17 in China(total 367),defeat 95% cities.

Last 7 days rankings and AQI data of Heyuan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-01-26 #657252700.7631569494Good
2017-01-25 #746748670.893256117108Good
2017-01-24 #1327252690.91533710896Good
2017-01-23 #1136749680.882317128109Good
2017-01-22 #1216546680.786257119108Good
2017-01-21 #2068059760.796187116108Good
2017-01-20 #614632380.8432037165Excellent
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.