Tianjin Air Quality Index

Good(Class B)
(May 29th,2017 ,07:00:00 AM(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: 55.36μg/m3,24-hour PM2.5: 66.29μg/m3.
1-hour PM2.5 ranks #267 in China by ascending,total 367 cities.
1-hour PM10: 97.15μg/m3,24-hour PM10: 134.37μg/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)
14 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 178578514010105139Good
Site 288651050.93710105126Good
Site 38059821341098121Good
Site 488657513417117141Good
Site 59873861247110133Good
Site 67043890.94210106132Good
Site 782521140.7259137161Good
Site 89470880.8248124143Good
Site 96345-0.520599139Good
Site 105942600.420993130Good
Site 11845111714010125137Good
Site 1292441331.3331080108Good
Site 138059921.133796123Good
Site 1494501371374104120Good

Tianjin AQI Ranking

Tianjin AQI ranks #215 in China(total 367),defeat 41% cities.

Last 7 days rankings and AQI data of Tianjin City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-05-28 #321166721361.2645415248230Moderately Polluted
2017-05-27 #312162651271.1076117272227Moderately Polluted
2017-05-26 #23310727660.5824419198167Lightly Polluted
2017-05-25 #1437120920.552348113102Good
2017-05-24 #2799040740.7454511163147Good
2017-05-23 #3298525510.557334160142Good
2017-05-22 #1715738630.923377171Good
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.