Site

State

PM AQI* (ug/m3)

Boulder - CU - 2102 Athens St.

CO

26

Rome

GA

18

Camden Spruce St

NJ

16

Indio - Jackson Street

CA

15

TRINITY ST MARKS

MI

15

Portland - Deering Oaks

ME

15

Yuma Supersite

AZ

15

Rider University

NJ

14

Huntsville Old Airport

AL

13

Bismarck Residential

ND

13