Each link below connects to a page that lists the National Priority List (NPL) sites in that state. Each site entry includes a location, names of the chemicals that caused the site to be placed on the NPL, the administrative status of the site, and occasionally a brief synopses of the site history. Each also includes a link that should take you to a page of Google search results for the site; EPA's will probably be at or near the top of the results. (More on why I do it this way)
Alabama · Alaska · Arizona · Arkansas
California · Colorado · Connecticut
Delaware · District of Columbia · Florida · Georgia · Hawaii
Idaho · Illinois · Indiana · Iowa
Maine · Maryland · Massachusetts · Michigan · Minnesota · Mississippi · Missouri · Montana
Nebraska · Nevada · New Hampshire · New Jersey · New Mexico · New York · North Carolina · North Dakota