Site

State

PM NowCast (ug/m3)

Portland - SE Lafayette

OR

57

Liberty (SAHS)

PA

50

Newark Firehouse

NJ

47

Lancaster

PA

46

Marysville-7th Ave

WA

44

Elizabeth Trailer

NJ

42

Maple Falls-Azure Way

WA

42

Steubenville

OH

41

Bronx - IS74

NY

40

Hartford-Huntley

CT

39