Shiyan Air Quality Index

49
Excellent(Class A)
(April 30th,2017 ,02:00:00 AM(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: 32.25μg/m3,24-hour PM2.5: 27.2μg/m3.
1-hour PM2.5 ranks #98 in China by ascending,total 367 cities.
1-hour PM10: 49μg/m3,24-hour PM10: 42.99μg/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 16039690.934274346Good
Site 24022400.858109116Excellent
Site 35539540.932255448Good
Site 44229330.81696666Excellent

Shiyan AQI Ranking

Shiyan AQI ranks #29 in China(total 367),defeat 92% cities.

Last 7 days rankings and AQI data of Shiyan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-04-29 #837627420.8572519140131Good
2017-04-28 #1196929440.8952719136122Good
2017-04-27 #2628036561.0052819151136Good
2017-04-26 #2486849821.1483122125111Good
2017-04-25 #2407353801.27428179185Good
2017-04-24 #1376844731.2572521135121Good
2017-04-23 #896026521.1872619125112Good
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.