Site

State

PM AQI* (ug/m3)

McAlester

OK

33

Hattiesburg

MS

33

Ponca City

OK

30

Copan

OK

21

Tulsa

OK

21

Miami

OK

19

Glenpool

OK

19

SOMERST

KY

18

Columbus

GA

18

Macon Forestry

GA

17