Hangzhou Air Quality Index

Good(Class B)
(April 29th,2017 ,02:00:00 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: 30.18μg/m3,24-hour PM2.5: 38.09μg/m3.
1-hour PM2.5 ranks #186 in China by ascending,total 367 cities.
1-hour PM10: 53.3μg/m3,24-hour PM10: 64.74μg/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 19532580.6198196131Good
Site 28830810.71911190115Good
Site 37218430.73012177113Good
Site 47727390.6613181114Good
Site 58329490.61617186121Good
Site 68324560.52610186112Good
Site 75226500.61714161105Good
Site 85433570.6201316294Good
Site 910864-0.71613215134Lightly Polluted
Site 108327520.71416186126Good
Site 118022480.5211184114Good

Hangzhou AQI Ranking

Hangzhou AQI ranks #246 in China(total 367),defeat 33% cities.

Last 7 days rankings and AQI data of Hangzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-04-28 #31111039670.8114912184170Lightly Polluted
2017-04-27 #2938729550.7194714165144Good
2017-04-26 #774623380.62327910591Excellent
2017-04-25 #2577756990.9485912145117Good
2017-04-24 #349128571000.9385215212190Lightly Polluted
2017-04-23 #34912954990.9344319213192Lightly Polluted
2017-04-22 #3139438850.8043213165153Good
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.