Location

Characteristics of cold season hourly PM2.5 concentrations

Overall (µg∙m−3)

No SBI (µg∙m−3)

During SBI (µg∙m−3)

Beaver 2018

11.1 ± 10.7

11.5 ± 11.4

7.9 ± 10.0

Chalkyitsik 2017

8.6 ± 1.3

7.4 ± 0.7

9.8 ± 0.6

Chalkyitsik 2018

9.6 ± 17.1

9.5 ± 22.0

9.7 ± 10.3

Circle 2017

3.2 ± 0.9

2.6 ± 0.5

4.0 ± 0.7

Circle 2018

3.7 ± 1.2

2.7 ± 0.6

4.6 ± 0.6