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Tongren City Center Ambient Air Quality Daily 29th December 2019

Tongren City Government Website http://ldushu.com/

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      region

project

Bijiang District

(National Control: Huaguoshan Area)

Wanshan District

(National Control: Industrial Park Area)

Central city

10 日均值 PM 10- day average

μg/m 3 ( Μg / m 3 )

60

60

60

2.5 日均值 PM 2.5 daily average

μg/m 3 ( Μg / m 3 )

52

47

50

3 _8h) Ozone (O 3 _8h)

μg/m 3 ( Μg / m 3 )

18

9

14

AQI Air Quality Index ( AQI )

72

65

69

Air quality

good

good

good

Data source: Real-time transmission of data from the national air quality monitoring network management platform

Monitoring status: live

 

Appendix: Classification of Air Quality Index

Air quality index

AQI ( AQI )

50 0 to 50

100 51 100

150 101 150

200 151 200

300 201 300

> 300

Air quality index

Category and level

excellent

(Level one)

good

(Secondary)

Mild pollution (level 3)

Moderate pollution (level 4)

Severe pollution (level 5)

Severe pollution (level 6)

 

 

 

Ecological Environment Bureau of Tongren City

                              December 30, 2019

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