<P> This is a list of Superfund sites in the United States, designated under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) of 1980 . Superfund sites are polluted locations requiring a long - term response to clean up hazardous material contaminations . CERCLA authorized the United States Environmental Protection Agency (EPA) to create a list of such locations, which are placed on the National Priorities List (NPL). </P> <P> The NPL guides the EPA in "determining which sites warrant further investigation" for environmental remediation . As of February 27, 2014, there were 1322 Superfund sites on the National Priorities List in the United States . Fifty - three additional sites have been proposed for entry on the list . As of February 27, 2014, 375 sites have been cleaned up and removed from the list . </P> <Ul> <Li> Alabama </Li> <Li> Alaska </Li> <Li> Arizona </Li> <Li> Arkansas </Li> <Li> California </Li> <Li> Colorado </Li> <Li> Connecticut </Li> <Li> Delaware </Li> <Li> District of Columbia </Li> <Li> Florida </Li> <Li> Georgia </Li> <Li> Hawaii </Li> <Li> Idaho </Li> <Li> Illinois </Li> <Li> Indiana </Li> <Li> Iowa </Li> <Li> Kansas </Li> <Li> Kentucky </Li> <Li> Louisiana </Li> <Li> Maine </Li> <Li> Maryland </Li> <Li> Massachusetts </Li> <Li> Michigan </Li> <Li> Minnesota </Li> <Li> Mississippi </Li> <Li> Missouri </Li> <Li> Montana </Li> <Li> Nebraska </Li> <Li> Nevada </Li> <Li> New Hampshire </Li> <Li> New Jersey </Li> <Li> New Mexico </Li> <Li> New York </Li> <Li> North Carolina </Li> <Li> North Dakota </Li> <Li> Ohio </Li> <Li> Oklahoma </Li> <Li> Oregon </Li> <Li> Pennsylvania </Li> <Li> Rhode Island </Li> <Li> South Carolina </Li> <Li> South Dakota </Li> <Li> Tennessee </Li> <Li> Texas </Li> <Li> Utah </Li> <Li> Vermont </Li> <Li> Virginia </Li> <Li> Washington </Li> <Li> West Virginia </Li> <Li> Wisconsin </Li> <Li> Wyoming </Li> </Ul> <Li> District of Columbia </Li>

Map of superfund sites in the united states