Shiyan Air Quality Index

19
Excellent(Class A)
(September 26th,2017 ,12:00:00 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: 8.25μg/m3,24-hour PM2.5: 9.3μg/m3.
1-hour PM2.5 ranks #29 in China by ascending,total 367 cities.
1-hour PM10: 16.75μg/m3,24-hour PM10: 15.11μg/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 121715142103535Excellent
Site 219561696051Excellent
Site 32713271.345113331Excellent
Site 41981912383430Excellent

Shiyan AQI Ranking

Shiyan AQI ranks #12 in China(total 367),defeat 97% cities.

Last 7 days rankings and AQI data of Shiyan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-09-25 #27287120.92822105449Excellent
2017-09-24 #152812190.94322105650Excellent
2017-09-23 #1686043560.94226136254Good
2017-09-22 #534732460.89823169984Excellent
2017-09-21 #1355538570.995251610891Good
2017-09-20 #2427130450.9572114154125Good
2017-09-19 #985030491.00119136256Excellent
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.