Tianjin Air Quality Index

Good(Class B)
(January 23rd,2017 ,07:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
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: 57.53μg/m3,24-hour PM2.5: 37.8μg/m3.
1-hour PM2.5 ranks #174 in China by ascending,total 367 cities.
1-hour PM10: 76μg/m3,24-hour PM10: 57.43μg/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 11491141973.41412886Lightly Polluted
Site 26446682.4859757Good
Site 38764882.2846067Good
Site 411990923894445Lightly Polluted
Site 58865691.3961744Good
Site 66547562.87211326Good
Site 76244662.17879811Good
Site 86547661.5571256Good
Site 96950511.3584385Good
Site 105336551.859922Good
Site 119873792.89619710Good
Site 127353641.5824467Good
Site 135938681.7841956Good
Site 146748621.68460--Good
Site 156748591.9825778Good

Tianjin AQI Ranking

Tianjin AQI ranks #173 in China(total 367),defeat 53% cities.

Last 7 days rankings and AQI data of Tianjin City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-01-22 #655429481.09343157261Good
2017-01-21 #896136711.12139187671Good
2017-01-20 #714924400.96438157868Excellent
2017-01-19 #1477958971.47246237769Good
2017-01-18 #2791531171372.83681374231Moderately Polluted
2017-01-17 #3041721301623.0767540129Moderately Polluted
2017-01-16 #2118865851.7769262217Good
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.