Site

State

PM AQI* (ug/m3)

SPRNGDLE

AR

18

MIDAIR

KY

16

Greenville-ESC

SC

13

McAlester

OK

13

HICKORY

NC

12

NKU

KY

12

San Antonio Old Hwy90 C677

TX

12

SPRINGHILL

TN

12

Rossville-Williams St

GA

12

Riverside

TN

12