Site	State	PM AQI* (ug/m3)
Liberty (SAHS)	PA	23
Parkway East (Near Road)	PA	22
Steubenville	OH	20
Columbia	NJ	20
Kittanning	PA	19
Lawrenceville	PA	19
Beaver Falls	PA	18
Sinclair	OH	18
Florence	PA	17
Cincinnati Near Road	OH	17