Huaihua Air Quality Index

Good(Class B)
(October 22nd,2017 ,09:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
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.

Huaihua PM2.5

1-hour PM2.5: 57.8μg/m3,24-hour PM2.5: 48.78μg/m3.
1-hour PM2.5 ranks #246 in China by ascending,total 367 cities.
1-hour PM10: 87.8μg/m3,24-hour PM10: 83.45μg/m3.

All Air Monitoring Sites Of Huaihua 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)
5 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 1695085119177799Good
Site 277551040.918168499Good
Site 37555630.98691106Good
Site 46547641.2245100112Good
Site 5109821231.124196494Lightly Polluted

Huaihua AQI Ranking

Huaihua AQI ranks #208 in China(total 367),defeat 43% cities.

Last 7 days rankings and AQI data of Huaihua City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-10-21 #1315836640.905158114107Good
2017-10-20 #594118410.8721058680Excellent
2017-10-19 #333310280.7931256864Excellent
2017-10-18 #24309290.9661235554Excellent
2017-10-17 #105369210.879927070Excellent
2017-10-16 #125388190.857827676Excellent
2017-10-15 #1143813310.819827976Excellent
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.