Changsha Air Quality Index

35
Excellent(Class A)
(July 8th,2019 ,08:00:00 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.

Changsha PM2.5

1-hour PM2.5: 10μg/m3,24-hour PM2.5: 13.82μg/m3.
1-hour PM2.5 ranks #66 in China by ascending,total 367 cities.
1-hour PM10: 19.11μg/m3,24-hour PM10: 22.88μg/m3.

All Air Monitoring Sites Of Changsha 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 12215180.62344348Excellent
Site 22211220.71936182Excellent
Site 3-17-0.8249085-
Site 4188170.71445672Excellent
Site 5209200.61455974Excellent
Site 6169140.72065064Excellent
Site 7207190.41056364Excellent
Site 82312230.61355072Excellent
Site 9206200.6956260Excellent
Site 10196190.41165968Excellent

Changsha AQI Ranking

Changsha AQI ranks #119 in China(total 367),defeat 68% cities.

Last 7 days rankings and AQI data of Changsha City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2019-07-07 #1124713230.718610394Excellent
2019-07-06 #1244716270.6941269893Excellent
2019-07-05 #773718270.7412058473Excellent
2019-07-04 #1214922310.75915510796Excellent
2019-07-03 #30013036640.809167207193Lightly Polluted
2019-07-02 #28011434630.784157181175Lightly Polluted
2019-07-01 #2729630560.779167175155Good
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.