More than 1,300 sites around the country are suspected of being so contaminated, hazardous or polluted that they have been deemed a national cleanup priority.

As of July, the EPA lists 96 contaminated places in California on the National Priorities List. "It is a list of the worst hazardous waste sites identified by Superfund," the EPA explains.

More than 1,300 sites around the country are suspected of being so contaminated, hazardous or polluted that they have been deemed a national cleanup priority.

Superfund sites in the Chicago area include poorly managed waste management, abandoned pesticide factories, and left-behind radioactive waste. Map shows which areas of the US will be underwater in ...

Superfund sites include poorly managed landfills, mining areas, or industrial facilities. As of June 27, when the National Priorities List was last updated, there were 1,336 sites, plus an ...