Site

State

NowCast

Brigham City

UT

35

Erda

UT

26

Ogden #2

UT

24

MA

UT

22

Smithfield

UT

21

Rose Park

UT

19

Nampa Fire Station

ID

18

Roosvelt

UT

13

Salmon PM2.5

ID

11

Preston PM25 BAM

ID

11