Site

State

AQI*

Steubenville

OH

16

Lawrenceville

PA

15

Fort Wayne-Beacon St

IN

14

G.T.Craig

OH

14

Beaver Falls

PA

14

Hillcrest HS

MO

14

Cincinnati Near Road

OH

13

GC_MAD

IL

13

Blue Ridge I-70

MO

13

Charleroi

PA

12