Shiyan Air Quality Index

Good(Class B)
(January 19th,2018 ,04:00:00 PM(UTC+8) Published)
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: 44.25μg/m3,24-hour PM2.5: 85.95μg/m3.
1-hour PM2.5 ranks #129 in China by ascending,total 367 cities.
1-hour PM10: 75.25μg/m3,24-hour PM10: 114.93μg/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 16446750.9281710166Good
Site 26220740.81516122110Good
Site 36849780.869956250Good
Site 48462740.660356936Good

Shiyan AQI Ranking

Shiyan AQI ranks #103 in China(total 367),defeat 72% cities.

Last 7 days rankings and AQI data of Shiyan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-01-18 #2491471121451.29148235652Lightly Polluted
2018-01-17 #182108811021.20449218366Lightly Polluted
2018-01-16 #201114861051.21447208769Lightly Polluted
2018-01-15 #2791621231471.47650204833Moderately Polluted
2018-01-14 #258126951181.48450225542Lightly Polluted
2018-01-13 #284130991241.40553213934Lightly Polluted
2018-01-12 #2598663811.14541158269Good
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.