Guangzhou Air Quality Index

Heavily Polluted(Class E)
(January 17th,2018 ,04:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
Health Implications:Exercise tolerance is reduced in people with heart and lung conditions;healthy people may exhibit symptoms.
Suggestion:People with heart or lung disease, older adults, and children should avoid all physical activity outdoors. Everyone else should avoid prolonged or heavy exertion.

Guangzhou PM2.5

1-hour PM2.5: 165.64μg/m3,24-hour PM2.5: 105.73μg/m3.
1-hour PM2.5 ranks #315 in China by ascending,total 367 cities.
1-hour PM10: 254.29μg/m3,24-hour PM10: 151.41μg/m3.

All Air Monitoring Sites Of Guangzhou 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)
11 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 112091-1.3831175Lightly Polluted
Site 2229179-1.816825--Heavily Polluted
Site 32732233023.21862744Heavily Polluted
Site 41861401941.51501444Moderately Polluted
Site 52642142863.81932644Heavily Polluted
Site 610579-0.8381710192Lightly Polluted
Site 72421922502.72281644Heavily Polluted
Site 83082294262.82102523Severely Polluted
Site 9269219-2.72014266Heavily Polluted
Site 101299813911291056Lightly Polluted
Site 112081581832.21301254Heavily Polluted

Guangzhou AQI Ranking

Guangzhou AQI ranks #313 in China(total 367),defeat 15% cities.

Last 7 days rankings and AQI data of Guangzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-01-16 #229127941341.37213215148111Lightly Polluted
2018-01-15 #191111651011.27210117132101Lightly Polluted
2018-01-14 #20110457910.958871712198Lightly Polluted
2018-01-13 #1589032540.67871169380Good
2018-01-12 #1306423410.57451119987Good
2018-01-11 #1485921370.56547109786Good
2018-01-10 #1735826420.72546117364Good
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.