Site

State

PM AQI* (ug/m3)

Savannah L&A

GA

17

Houston North Wayside C405

TX

17

San Antonio Old Hwy90 C677

TX

16

Mission C43

TX

15

Rossville-Williams St

GA

14

SPRINGHILL

TN

14

Albany

GA

13

Hattiesburg

MS

13

Austin North Interstate 35 ...

TX

13

Riverside

TN

13