Weihai Air Quality Index

111
Lightly Polluted(Class C)
(September 22nd,2017 ,08:00:00 PM(UTC+8) Published)
050
100
150
200
300
>500
Excellent
Good
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:O3-8h
Health Implications:Members of sensitive groups may experience health effects
Suggestion:People with heart or lung disease, older adults, and children should reduce prolonged or heavy exertion.

Weihai PM2.5

1-hour PM2.5: 50μg/m3,24-hour PM2.5: 15.79μg/m3.
1-hour PM2.5 ranks #300 in China by ascending,total 367 cities.
1-hour PM10: 91μg/m3,24-hour PM10: 44.88μg/m3.

All Air Monitoring Sites Of Weihai 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)
3 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 16446620.799160157Good
Site 27849950.5812182183Good
Site 383551160.9229172176Good

Weihai AQI Ranking

Weihai AQI ranks #327 in China(total 367),defeat 11% cities.

Last 7 days rankings and AQI data of Weihai City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-09-21 #2568710340.4081010159144Good
2017-09-20 #165556300.38138118105Good
2017-09-19 #35717047891.0031415272234Moderately Polluted
2017-09-18 #24611735670.8541612194178Lightly Polluted
2017-09-17 #108577220.429189115107Good
2017-09-16 #1186211260.439138120114Good
2017-09-15 #2689615380.515169176155Good
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.