Tianjin Air Quality Index

Good(Class B)
(April 27th,2017 ,08:00:00 AM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:PM10
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: 39.93μg/m3,24-hour PM2.5: 29.19μg/m3.
1-hour PM2.5 ranks #243 in China by ascending,total 367 cities.
1-hour PM10: 80.31μg/m3,24-hour PM10: 72.18μg/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 16635820.868133420Good
Site 26840860.372153716Good
Site 36629820.561183313Good
Site 487641121.160244225Good
Site 55931680.857124321Good
Site 64926490.76076134Excellent
Site 772329416613219Good
Site 811284-161224016Lightly Polluted
Site 97247930.949153911Good
Site 105740600.746104515Good
Site 117142921.271144713Good
Site 126827850.651114725Good
Site 137237930.66694012Good
Site 14---------
Site 154825480.754104621Excellent

Tianjin AQI Ranking

Tianjin AQI ranks #231 in China(total 367),defeat 37% cities.

Last 7 days rankings and AQI data of Tianjin City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-04-26 #2046433760.7855112123115Good
2017-04-25 #1575929660.83246119285Good
2017-04-24 #23790671241.5695824127120Good
2017-04-23 #18781441120.9234013119115Good
2017-04-22 #30092521330.9373616143136Good
2017-04-21 #2497440970.9984414137120Good
2017-04-20 #329100751431.275617129112Good
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.