Site

State

PM NowCast (ug/m3)

Seattle-Duwamish

WA

13

Portland Near Road

OR

12

Chehalis-Market Blvd

WA

11

Port Angeles-E 5th St

WA

11

Seattle-South Park

WA

11

Portland - SE Lafayette

OR

11

Shelton-W Franklin

WA

11

Lake Forest Park-Town Center

WA

10

Portland - Sauvie Island

OR

10

Tacoma-Alexander Ave

WA

10

Anacortes-202 Ave (SO-AQS)

WA

10