Site

State

PM NowCast (ug/m3)

Prineville - Davidson Park

OR

30

Crater Lake Rim

OR

24

Toppenish-Yakama Tribe

WA

20

John Day Dayton St

OR

19

Madras - Westside School

OR

16

Seattle-Duwamish

WA

15

Yakima-4th Ave

WA

15

Clarkston-13th St

WA

14

Colbert-Greenbluff

WA

14

Sunnyside-S 16th

WA

13