Site

State

PM AQI* (ug/m3)

Laredo C313

TX

22

Von Ormy Highway 16

TX

21

Riverside

TN

19

Shuttlesworth

AL

18

NO. BHAM

AL

16

Rossville-Williams St

GA

16

Gwinnett Tech

GA

16

Gainesville

GA

16

Augusta

GA

16

Baytown C148

TX

16