Site
State
PM AQI* (ug/m3)
Rockland Cty
NY
14
Indpls - I-70 E
IN
13
Indpls-W.18th St
Cincinnati Near Road
OH
Steubenville
12
Liberty (SAHS)
PA
Lancaster DW
Larwill
Taft
Indpls-Washington Park
11