Guiyang Air Quality Index

14
Excellent(Class A)
(July 21st,2017 ,05:00:00 AM(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.

Guiyang PM2.5

1-hour PM2.5: 6.29μg/m3,24-hour PM2.5: 9.12μg/m3.
1-hour PM2.5 ranks #20 in China by ascending,total 367 cities.
1-hour PM10: 11μg/m3,24-hour PM10: 19.14μg/m3.

All Air Monitoring Sites Of Guiyang 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)
10 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 112590.72321922Excellent
Site 26-60.5611615Excellent
Site 310790.41432623Excellent
Site 4---------
Site 51510140.4514644Excellent
Site 6158150.41043224Excellent
Site 716-160.4822629Excellent
Site 896-0.51832018Excellent
Site 9134130.31333335Excellent
Site 1010460.4662927Excellent

Guiyang AQI Ranking

Guiyang AQI ranks #3 in China(total 367),defeat 99% cities.

Last 7 days rankings and AQI data of Guiyang City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-07-20 #222710210.5582155141Excellent
2017-07-19 #252811260.531756354Excellent
2017-07-18 #433213290.5252067062Excellent
2017-07-17 #323213270.5362156563Excellent
2017-07-16 #794214300.5842258883Excellent
2017-07-15 #192611240.5061765851Excellent
2017-07-14 #5229190.4821555043Excellent
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.