Site

State

PM AQI* (ug/m3)

Terre Haute-Lafayette Ave

IN

14

GC_MAD

IL

12

Forest Park

MO

11

Branch Street

IL

11

KNIGHT_P

IL

10

East St. Louis

IL

10

BLAIR STREET

MO

9

ALSIP

IL

9

TRINITY ST MARKS

MI

9

JERSEYVL

IL

9