Tianjin Air Quality Index

Excellent(Class A)
(August 19th,2017 ,02:00:00 PM(UTC+8) Published)
Lightly Polluted
Moderately Polluted
Heavily Polluted
Severely Polluted
Main Air Pollutants:-
Health Implications:Air quality is satisfactory,almost no air pollution.

Tianjin PM2.5

1-hour PM2.5: 22.47μg/m3,24-hour PM2.5: 28.54μg/m3.
1-hour PM2.5 ranks #217 in China by ascending,total 367 cities.
1-hour PM10: 34.62μg/m3,24-hour PM10: 43.78μg/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 1436430.919713770Excellent
Site 23927320.414210660Excellent
Site 34918490.49412062Excellent
Site 43927310.91439164Excellent
Site 5397150.611712368Excellent
Site 63824320.618612067Excellent
Site 73922-0.714612274Excellent
Site 84028390.7111112291Excellent
Site 95924400.858167105Good
Site 105837-0.9107166102Good
Site 114330361.110512186Excellent
Site 123920270.738512464Excellent
Site 134934360.611313588Excellent
Site 144512320.62414486Excellent
Site 153821380.811511973Excellent

Tianjin AQI Ranking

Tianjin AQI ranks #151 in China(total 367),defeat 59% cities.

Last 7 days rankings and AQI data of Tianjin City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-08-18 #2096741561.2643411128120Good
2017-08-17 #33111437522.1543617196175Lightly Polluted
2017-08-16 #2618443581.195327160140Good
2017-08-15 #32910833581.093368198169Lightly Polluted
2017-08-14 #1585119340.98247113100Good
2017-08-13 #2316648631.1282859281Good
2017-08-12 #2567554861.617317124122Good
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.