Hangzhou Air Quality Index

Good(Class B)
(April 24th,2014 ,02:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM10
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.

Hangzhou PM2.5

1-hour PM2.5: 56.4μg/m3,24-hour PM2.5: 54.41μg/m3.
1-hour PM2.5 ranks #112 in China by ascending,total 190 cities.
1-hour PM10: 108.1μg/m3,24-hour PM10: 96.77μg/m3.

All Air Monitoring Sites Of Hangzhou 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 188651230.718101752151Good
Site 292681140.82711248353Good
Site 36848850.6355213543Good
Site 44229390.421855974Excellent
Site 580591000.8215916613Good
Site 694701261.14110142854Good
Site 779481070.58395282232Good
Site 891621321.25511530224Good
Site 993641361.0389538116Good
Site 1085511190.64262214449Good
Site 11-------73-

Hangzhou AQI Ranking

Hangzhou AQI ranks #95 in China(total 190),defeat 17% cities.

Last 7 days rankings and AQI data of Hangzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2014-04-23 #597555960.7635722129113Good
2014-04-22 #536446740.715441110995Good
2014-04-21 #495740560.59242207265Good
2014-04-20 #826849760.64141157264Good
2014-04-19 #675841600.5973996967Good
2014-04-18 #151105791161.12254327158Lightly Polluted
2014-04-17 #1661401061591.26272337655Lightly Polluted
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.