Guiyang Air Quality Index

Good(Class B)
(May 28th,2017 ,05:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:O3-8h
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.

Guiyang PM2.5

1-hour PM2.5: 17.56μg/m3,24-hour PM2.5: 29.06μg/m3.
1-hour PM2.5 ranks #76 in China by ascending,total 367 cities.
1-hour PM10: 30.78μg/m3,24-hour PM10: 56.07μg/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 15017300.6183157141Excellent
Site 2---------
Site 35023330.5265158135Excellent
Site 49719350.3147197164Good
Site 53918300.4107122119Excellent
Site 610518350.4107210170Lightly Polluted
Site 77912320.282183158Good
Site 86019410.6269168135Good
Site 97713200.447181160Good
Site 108919210.2118191153Good

Guiyang AQI Ranking

Guiyang AQI ranks #127 in China(total 367),defeat 65% cities.

Last 7 days rankings and AQI data of Guiyang City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-05-27 #878632580.6613811147143Good
2017-05-26 #1498729480.6073110151143Good
2017-05-25 #1427118280.446187134124Good
2017-05-24 #774614240.4721459791Excellent
2017-05-23 #253614280.5292177870Excellent
2017-05-22 #73118300.7752256450Excellent
2017-05-21 #72911200.7522355450Excellent
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.