Hangzhou Air Quality Index

Excellent(Class A)
(April 26th,2015 ,12:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:-
Health Implications:Air quality is satisfactory,almost no air pollution.

Hangzhou PM2.5

1-hour PM2.5: 26.18μg/m3,24-hour PM2.5: 68.51μg/m3.
1-hour PM2.5 ranks #58 in China by ascending,total 367 cities.
1-hour PM10: 39.3μg/m3,24-hour PM10: 111.6μg/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 15438-0.443222215870Good
Site 27742590.79212118166Good
Site 34631460.415321613564Excellent
Site 44919240.288212154103Excellent
Site 54817260.33119915374Excellent
Site 64923430.61132915696Excellent
Site 75317550.48912118640Good
Site 84731420.569281715063Excellent
Site 94330390.42220910624Excellent
Site 105723300.55118816588Good
Site 114617290.55426814665Excellent

Hangzhou AQI Ranking

Hangzhou AQI ranks #20 in China(total 367),defeat 95% cities.

Last 7 days rankings and AQI data of Hangzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2015-04-25 #325137881430.9997028244201Lightly Polluted
2015-04-24 #301109791451.0597318973Lightly Polluted
2015-04-23 #27197661100.9427727183145Good
2015-04-22 #326107801361.0187728180159Lightly Polluted
2015-04-21 #2237857980.8895320145126Good
2015-04-20 #574729470.7573276763Excellent
2015-04-19 #331102761130.9324612120105Lightly 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.