Site

State

PM AQI* (ug/m3)

Thibodaux

LA

38

Fort Benning-Tricolor Rd

GA

23

Union

OK

23

Greenville-ESC

SC

21

Gwinnett Tech

GA

18

NO. BHAM

AL

18

Northampton

NC

17

MIDAIR

KY

17

HAZ2

KY

16

North OKC

OK

16