Site

State

PM NowCast (ug/m3)

Arendtsville

PA

26

Carlisle

PA

24

Uniontown

PA

22

Harrisburg

PA

19

York

PA

16

Charleroi

PA

15

Rockville

MD

14

Lancaster DW

PA

14

Princess Anne

MD

13

Kittanning

PA

12

State College

PA

12

Lancaster

PA

12

Greensburg

PA

12