Shiyan Air Quality Index

57
Good(Class B)
(March 25th,2017 ,10:00:00 PM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM10
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.

Shiyan PM2.5

1-hour PM2.5: 39μg/m3,24-hour PM2.5: 27.32μg/m3.
1-hour PM2.5 ranks #167 in China by ascending,total 367 cities.
1-hour PM10: 62.25μg/m3,24-hour PM10: 65.88μg/m3.

All Air Monitoring Sites Of Shiyan 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)
4 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 1452545149633774Excellent
Site 24330360.769100108Excellent
Site 38865771.38832858Good
Site 471369113484071Good

Shiyan AQI Ranking

Shiyan AQI ranks #111 in China(total 367),defeat 70% cities.

Last 7 days rankings and AQI data of Shiyan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-03-24 #1005328561.03627128274Good
2017-03-23 #414428431.1162697777Excellent
2017-03-22 #1715942550.94428129990Good
2017-03-21 #2367757700.894281410499Good
2017-03-20 #2558260730.93231159282Good
2017-03-19 #27710176920.97940146758Lightly Polluted
2017-03-18 #1196345570.85929167669Good
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.