Site

State

PM NowCast (ug/m3)

Sunnyside-S 16th

WA

20

Toppenish-Yakama Tribe

WA

19

Wenatchee-Fifth St

WA

17

White Swan-Yakama Tribe

WA

15

Hillsboro - Hare Field

OR

14

Roseburg - Garden Valley Blvd.

OR

13

Leavenworth-Evans St

WA

11

Moses Lake-Balsam St

WA

11

Colville-E 1st St

WA

10

Cave Junction Forest Service

OR

10

Quincy 3rd

WA

10