Site

State

PM AQI* (ug/m3)

Maple Falls-Azure Way

WA

38

Tulsa

OK

29

North Pole Fire Station #3

AK

28

Austin North Interstate 35 ...

TX

27

Madras - Westside School

OR

26

Waterloo, Water Tower

IA

26

Austin Webberville Road C171

TX

26

Prineville - Davidson Park

OR

26

Davenport, 10th & Vine

IA

25

Moore

OK

24