Site

State

PM AQI* (ug/m3)

Waterloo, Water Tower

IA

24

Beaver Falls

PA

18

LACROSSE DOT

WI

18

Cleveland Near Road

OH

18

Minneapolis-Phillips

MN

17

Lawrenceville

PA

17

Apple Valley

MN

16

Larwill

IN

16

G.T.Craig

OH

16

PUBLIC HEALTH

IA

16