Tianjin Air Quality Index

Moderately Polluted(Class D)
(January 19th,2018 ,04:00:00 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 more serious health effects,may impact the heart,respiratory system of healthy groups.
Suggestion:People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion.

Tianjin PM2.5

1-hour PM2.5: 145.4μg/m3,24-hour PM2.5: 89.68μg/m3.
1-hour PM2.5 ranks #284 in China by ascending,total 367 cities.
1-hour PM10: 188.71μg/m3,24-hour PM10: 135.19μg/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 11831381702.2702211Moderately Polluted
Site 2230180-2.7883766Heavily Polluted
Site 31881411752.3803367Moderately Polluted
Site 42191692083.6902966Heavily Polluted
Site 52101601862.1583644Heavily Polluted
Site 61991491802.3813633Moderately Polluted
Site 71961471852.3802188Moderately Polluted
Site 82051552213.5924811Heavily Polluted
Site 916012217038921--Moderately Polluted
Site 101661261924.71054822Moderately Polluted
Site 111961472012.8923433Moderately Polluted
Site 121831381832.3833511Moderately Polluted
Site 131881411902.4844611Moderately Polluted
Site 141701291842.9964411Moderately Polluted
Site 151851391972.9904855Moderately Polluted

Tianjin AQI Ranking

Tianjin AQI ranks #283 in China(total 367),defeat 23% cities.

Last 7 days rankings and AQI data of Tianjin City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2018-01-18 #158103771222.02483245442Lightly Polluted
2018-01-17 #157101711392.10380242714Lightly Polluted
2018-01-16 #10377401031.36658137253Good
2018-01-15 #1108159781.59964175641Good
2018-01-14 #3021541181481.84579254837Moderately Polluted
2018-01-13 #2861331011261.66269234433Lightly Polluted
2018-01-12 #2478462991.46363304735Good
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.