Tongchuan Air Quality Index

Good(Class B)
(April 23rd,2017 ,03:00:00 PM(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.

Tongchuan PM2.5

1-hour PM2.5: 22.75μg/m3,24-hour PM2.5: 25.05μg/m3.
1-hour PM2.5 ranks #140 in China by ascending,total 367 cities.
1-hour PM10: 69.25μg/m3,24-hour PM10: 73.51μg/m3.

All Air Monitoring Sites Of Tongchuan 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)
4 Monitoring SitesAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
Site 16019700.814-13794Good
Site 2602670117911893Good
Site 35924680.81815132106Good
Site 46022690.92110148103Good

Tongchuan AQI Ranking

Tongchuan AQI ranks #165 in China(total 367),defeat 55% cities.

Last 7 days rankings and AQI data of Tongchuan City

Date/AQI rankingAQIPM2.5PM10CONO2SO203-1hO3-8hLevel
2017-04-22 #1967823670.9023514141133Good
2017-04-21 #2106826850.862249123114Good
2017-04-20 #27986291220.818228132120Good
2017-04-19 #317104581570.846211010999Lightly Polluted
2017-04-18 #3593861294880.7472511127113Severely Polluted
2017-04-17 #316124391970.697219137123Lightly Polluted
2017-04-16 #465328561.06933107357Good
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.