Tianjin Air Quality Index

Lightly Polluted(Class C)
(September 25th,2017 ,06:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM2.5
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.

Tianjin PM2.5

1-hour PM2.5: 84.07μg/m3,24-hour PM2.5: 111.05μg/m3.
1-hour PM2.5 ranks #354 in China by ascending,total 367 cities.
1-hour PM10: 0μg/m3,24-hour PM10: 171.25μg/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 19268-1.33784277Good
Site 212897-1.23244092Lightly Polluted
Site 310579-1.340103977Lightly Polluted
Site 4173131-1.37141330Moderately Polluted
Site 510276-1.328104498Lightly Polluted
Site 611788-1.8262971Lightly Polluted
Site 713099-1.420768108Lightly Polluted
Site 8132100-1.351103169Lightly Polluted
Site 98462-1.427344104Good
Site 108361-1.137133477Good
Site 11179135-1.67481562Moderately Polluted
Site 125942-1.246103155Good
Site 139268-1.38710696Good
Site 149571-0.94342891Good
Site 15---------

Tianjin AQI Ranking

Tianjin AQI ranks #351 in China(total 367),defeat 4% cities.

Last 7 days rankings and AQI data of Tianjin City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-09-24 #3561391061641.6384613176157Lightly Polluted
2017-09-23 #330116421731.0725219211177Lightly Polluted
2017-09-22 #2047324960.785416120120Good
2017-09-21 #333132491101.1783819209195Lightly Polluted
2017-09-20 #2407124781.1935617116100Good
2017-09-19 #1526623720.77527132109Good
2017-09-18 #304139511071.2745516234202Lightly Polluted
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.