Shiyan Air Quality Index

49
Excellent(Class A)
(November 20th,2017 ,01:00:00 PM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:-
Health Implications:Air quality is satisfactory,almost no air pollution.
Suggestion:None.

Shiyan PM2.5

1-hour PM2.5: 27.5μg/m3,24-hour PM2.5: 32.74μg/m3.
1-hour PM2.5 ranks #168 in China by ascending,total 367 cities.
1-hour PM10: 49μg/m3,24-hour PM10: 44.22μg/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 1493439123137534Excellent
Site 23810380.811128978Excellent
Site 3422642136495126Excellent
Site 46440770.739445316Good

Shiyan AQI Ranking

Shiyan AQI ranks #156 in China(total 367),defeat 57% cities.

Last 7 days rankings and AQI data of Shiyan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-11-19 #1455236511.0633164743Good
2017-11-18 #2515838650.96431166259Good
2017-11-17 #321121911301.51645153227Lightly Polluted
2017-11-16 #322128971371.42352216448Lightly Polluted
2017-11-15 #1566043671.08939186559Good
2017-11-14 #1355435581.14738174135Good
2017-11-13 #574524450.99927136043Excellent
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.