Site

State

PM AQI* (ug/m3)

Albany

GA

25

Hinds CC

MS

22

Portola

CA

20

Indpls-Washington Park

IN

19

Hattiesburg

MS

18

Columbus Airport

GA

17

Indpls - I-70 E

IN

17

Laredo C313

TX

17

Eliza Howell- Roadway

MI

17

WATSON

KY

17