Site

State

PM AQI* (ug/m3)

TK Gregg

SC

43

Trenton

SC

35

United Ave

GA

30

Near Road OKC

OK

30

NR-Georgia Tech

GA

27

SPRINGHILL

TN

26

Texarkana New Boston

TX

26

Shreveport Airport

LA

25

McAlester

OK

24

North OKC

OK

24