Hangzhou Air Quality Index

Good(Class B)
(July 28th,2014 ,05:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:O3-1h
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: 62.55μg/m3,24-hour PM2.5: 29.97μg/m3.
1-hour PM2.5 ranks #127 in China by ascending,total 190 cities.
1-hour PM10: 101.3μg/m3,24-hour PM10: 51.73μg/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 111583-0.5571718230165Lightly Polluted
Site 2105711050.6712015210149Lightly Polluted
Site 3133361010.838196265175Lightly Polluted
Site 43524330.8251098195Excellent
Site 57751104-248134104Good
Site 6110831060.6532914202149Lightly Polluted
Site 7107641260.7992617214159Lightly Polluted
Site 8112821240.838347224169Lightly Polluted
Site 989651280.76229164130Good
Site 10126631030.805236251173Lightly Polluted
Site 119066830.672510192142Good

Hangzhou AQI Ranking

Hangzhou AQI ranks #115 in China(total 190),defeat -1% cities.

Last 7 days rankings and AQI data of Hangzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2014-07-27 #1119841630.785328198135Good
2014-07-26 #135119831140.9863817236169Lightly Polluted
2014-07-25 #746039640.765227125111Good
2014-07-24 #193720360.5322786754Excellent
2014-07-23 #645526540.5012521124105Good
2014-07-22 #16011238700.5513112190173Lightly Polluted
2014-07-21 #18615254970.6493611243216Moderately 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.