Hangzhou Air Quality Index

Moderately Polluted(Class D)
(October 23rd,2014 ,10:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
Health Implications:Members of sensitive groups may experience more serious health effects,may impact the heart,respiratory system of healthy groups.
Suggestion:People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion.

Hangzhou PM2.5

1-hour PM2.5: 131.09μg/m3,24-hour PM2.5: 95.72μg/m3.
1-hour PM2.5 ranks #127 in China by ascending,total 190 cities.
1-hour PM10: 176.18μg/m3,24-hour PM10: 136.04μg/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 11861401861.1250419721Moderately Polluted
Site 21931451721.36572326916Moderately Polluted
Site 31601222151.39864296823Moderately Polluted
Site 49369850.595111212283Good
Site 51431091541.42751317536Lightly Polluted
Site 61921441771.5673337541Moderately Polluted
Site 71521161921.6158696216Moderately Polluted
Site 82011512241.79282296416Heavily Polluted
Site 91981481951.18754467327Moderately Polluted
Site 102181682041.5262477218Heavily Polluted
Site 111721301340.98955237620Moderately Polluted

Hangzhou AQI Ranking

Hangzhou AQI ranks #164 in China(total 190),defeat -44% cities.

Last 7 days rankings and AQI data of Hangzhou City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2014-10-22 #10692691031.0483716151133Good
2014-10-21 #136102771231.11947189983Lightly Polluted
2014-10-20 #10096711241.056324168143Good
2014-10-19 #807846920.8455024155133Good
2014-10-18 #5078521050.8165233159124Good
2014-10-17 #1541411071611.0575239203178Lightly Polluted
2014-10-16 #140128971691.1017432210179Lightly 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.