Guangzhou Air Quality Index

Good(Class B)
(August 21st,2018 ,03:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:O3-1h
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.

Guangzhou PM2.5

1-hour PM2.5: 27.73μg/m3,24-hour PM2.5: 35.76μg/m3.
1-hour PM2.5 ranks #265 in China by ascending,total 367 cities.
1-hour PM10: 39.09μg/m3,24-hour PM10: 57.69μg/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 12616220.3478159Excellent
Site 29328420.7228194107Good
Site 37030380.7179176114Good
Site 46524490.917117290Good
Site 55634611193150108Good
Site 63919380.49512482Excellent
Site 78934390.615719192Good
Site 86537440.8335172105Good
Site 910223300.613720390Lightly Polluted
Site 103222290.673-85Excellent
Site 115438380.7-8154108Good

Guangzhou AQI Ranking

Guangzhou AQI ranks #202 in China(total 367),defeat 45% cities.

Last 7 days rankings and AQI data of Guangzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-08-20 #2537540620.991588180128Good
2018-08-19 #2907730460.86508177132Good
2018-08-18 #3047733540.855538172132Good
2018-08-17 #2386426430.7850816198Good
2018-08-16 #1134317330.7173488873Excellent
2018-08-15 #1494818300.74333711094Excellent
2018-08-14 #1204316280.6462779384Excellent
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.