Site

State

PM AQI* (ug/m3)

MONTG

AL

20

North OKC

OK

18

CHICK.

AL

17

Ellyson Industrial Park

FL

17

GPORT YC

MS

17

Moore

OK

16

Healdton

OK

16

Ponca City

OK

16

Shuttlesworth

AL

15

Clinton C403

TX

14