Tianjin Air Quality Index

Good(Class B)
(August 21st,2018 ,03:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:O3-8h
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.

Tianjin PM2.5

1-hour PM2.5: 12.53μg/m3,24-hour PM2.5: 23.46μg/m3.
1-hour PM2.5 ranks #89 in China by ascending,total 367 cities.
1-hour PM10: 31.07μg/m3,24-hour PM10: 47.38μg/m3.

All Air Monitoring Sites Of Tianjin 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)
15 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 1232230.5135-94Excellent
Site 2447240.334140109Excellent
Site 3415310.5114130106Excellent
Site 44521450.8137134100Excellent
Site 54317250.382135105Excellent
Site 63912290.38412498Excellent
Site 7458330.494142116Excellent
Site 89918491119199125Good
Site 98719421711189117Good
Site 107014250.887176112Good
Site 115812160.6137166122Good
Site 12448300.6113138111Excellent
Site 1310417461.41613208118Lightly Polluted
Site 144718-0.473148114Excellent
Site 154510170.594141105Excellent

Tianjin AQI Ranking

Tianjin AQI ranks #243 in China(total 367),defeat 34% cities.

Last 7 days rankings and AQI data of Tianjin City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-08-20 #2998621400.925166173142Good
2018-08-19 #303214220.622046963Excellent
2018-08-18 #1885431571.218341011790Good
2018-08-17 #35713324571.1053013226196Lightly Polluted
2018-08-16 #35810616450.8712410185166Lightly Polluted
2018-08-15 #924211250.791658683Excellent
2018-08-14 #202510140.932033931Excellent
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.