Hangzhou Air Quality Index

Good(Class B)
(May 24th,2015 ,09:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:O3-8h
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: 40.36μg/m3,24-hour PM2.5: 51.42μg/m3.
1-hour PM2.5 ranks #182 in China by ascending,total 367 cities.
1-hour PM10: 65.36μg/m3,24-hour PM10: 72.12μg/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 16541790.45451372126Good
Site 27252580.555321074126Good
Site 34832480.5094762672Excellent
Site 48563730.604148149171Good
Site 53927360.72738750100Excellent
Site 65032500.991821249114Excellent
Site 784341170.70264301794Good
Site 85942670.763841229117Good
Site 96440770.81189163293Good
Site 105438560.709661236110Good
Site 116043580.7866854098Good

Hangzhou AQI Ranking

Hangzhou AQI ranks #98 in China(total 367),defeat 73% cities.

Last 7 days rankings and AQI data of Hangzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2015-05-23 #2248764940.8014418168137Good
2015-05-22 #36215950850.6854623268223Moderately Polluted
2015-05-21 #32610724470.5213815186167Lightly Polluted
2015-05-20 #33511759870.7834719221178Lightly Polluted
2015-05-19 #2669949680.8253711179158Good
2015-05-18 #1416740600.9125494673Good
2015-05-17 #1948341670.6214023156139Good
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.