Site

State

PM NowCast (ug/m3)

Twisp-Glover St

WA

22

Sunnyside-S 16th

WA

21

Winthrop-Chewuch Rd

WA

18

Eugene - Highway 99

OR

15

Grants Pass - Parkside School

OR

14

Talent - Rapp Lane

OR

13

Madras - Westside School

OR

13

Clarkston-13th St

WA

13

Spokane-E Broadway Ave (US)

WA

13

Seattle-10th & Weller

WA

13