Hengyang Air Quality Index

Lightly Polluted(Class C)
(March 22nd,2018 ,09:00:00 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 health effects
Suggestion:People with heart or lung disease, older adults, and children should reduce prolonged or heavy exertion.

Hengyang PM2.5

1-hour PM2.5: 78.33μg/m3,24-hour PM2.5: 55.41μg/m3.
1-hour PM2.5 ranks #282 in China by ascending,total 367 cities.
1-hour PM10: 94.5μg/m3,24-hour PM10: 70.4μg/m3.

All Air Monitoring Sites Of Hengyang 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)
6 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 110075-1.133201716Good
Site 211889122246391315Lightly Polluted
Site 310478872.56458920Lightly Polluted
Site 410881881.85527816Lightly Polluted
Site 510881-1.75647918Lightly Polluted
Site 68966811.444222230Good

Hengyang AQI Ranking

Hengyang AQI ranks #265 in China(total 367),defeat 28% cities.

Last 7 days rankings and AQI data of Hengyang City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-03-21 #2677353670.9283318126110Good
2018-03-20 #1005034390.8972288881Excellent
2018-03-19 #82816200.892285146Excellent
2018-03-18 #153115240.87324112924Excellent
2018-03-17 #1826244580.9129134141Good
2018-03-16 #1415438550.8527115440Good
2018-03-15 #554927480.987361810887Excellent
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.