Site

State

PM NowCast (ug/m3)

Seattle-Duwamish

WA

18

Tacoma-Alexander Ave

WA

16

Seattle-10th & Weller

WA

13

Seattle-South Park

WA

12

Seattle-Beacon Hill

WA

12

Kent-James & Central

WA

11

Tacoma-S 36th St

WA

11

Roseburg - Garden Valley Blvd.

OR

10

Clarkston-13th St

WA

9

Taholah-Quinault Tribe

WA

9