Site

State

PM AQI* (ug/m3)

Miami

OK

29

SPRNGDLE

AR

29

McAlester

OK

28

Copan

OK

27

Tulsa

OK

27

Houston North Wayside C405

TX

26

Near Road OKC

OK

25

Houston North Loop C1052

TX

25

Shreveport Airport

LA

24

Glenpool

OK

24