Site

State

PM AQI* (ug/m3)

Joliet

IL

19

TRINITY (GHIB)

MI

14

GC_MAD

IL

14

Piney Run

MD

12

Indpls-W.18th St

IN

12

Steubenville

OH

12

POTAWATOMI

WI

11

Fort Lee Near Road

NJ

11

DETROIT - SW (GHIB)

MI

11

GREEN BAY E HIGH

WI

11