Hangzhou Air Quality Index

Excellent(Class A)
(October 31st,2014 ,07:00:00 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: 29μg/m3,24-hour PM2.5: 45.38μg/m3.
1-hour PM2.5 ranks #51 in China by ascending,total 190 cities.
1-hour PM10: 40.6μg/m3,24-hour PM10: 61.9μg/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 14730471.1726112624Excellent
Site 26043-1.24747171527Good
Site 35129511.245487627Good
Site 42316230.5451064770Excellent
Site 54229311.1855391127Excellent
Site 63020201.14859113046Excellent
Site 74632410.8415512942Excellent
Site 85332561.6226013524Good
Site 95837652.48761311132Good
Site 104632411.886411232Excellent
Site 113219311.27963111035Excellent

Hangzhou AQI Ranking

Hangzhou AQI ranks #27 in China(total 190),defeat 76% cities.

Last 7 days rankings and AQI data of Hangzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2014-10-30 #1218765911.0367123829Good
2014-10-29 #1147947820.77362298488Good
2014-10-28 #616733830.5974019135118Good
2014-10-27 #157115871310.9815521140118Lightly Polluted
2014-10-26 #108102761321.1596918172130Lightly Polluted
2014-10-25 #9294691201.0356924195143Good
2014-10-24 #7890661100.9296021164142Good
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.