Site

State

PM AQI* (ug/m3)

Shreveport Airport

LA

22

United Ave

GA

18

Riverside

TN

15

Hinds CC

MS

15

Moore

OK

15

AIR LAB

TN

14

Harriman

TN

14

ATHENS

TN

13

MONTG

AL

13

Texarkana New Boston

TX

13