Site
State
PM AQI* (ug/m3)
G.T.Craig
OH
19
Davenport, 10th & Vine
IA
Hammond-167th St
IN
18
TRINITY ST MARKS
MI
Waterloo, Water Tower
17
Iowa City, Hoover School
CARY
IL
Carlisle
PA
16
Rockford
Larwill
15