Site

State

PM AQI* (ug/m3)

DETROIT-SW

MI

12

Brockton

MA

11

Leech Lake Nation: Cass Lake

MN

11

Indpls-W.18th St

IN

11

Blaine

MN

11

Indpls - I-70 E

IN

11

Worcester

MA

10

Camden Spruce St

NJ

10

Shakopee

MN

10

St. Joseph

MO

9