Site

State

PM AQI* (ug/m3)

Beulah North

ND

26

James Town Mobile

WY

25

Portola

CA

23

McAlester

OK

21

Mesa 2 /Nipomo

CA

17

Tallahassee Community College

FL

16

Otay Mesa - Donovan

CA

16

Chanute

KS

16

Mira Loma - Van Buren

CA

15

KNI-Topeka

KS

15