Superfund Site
A site in the U.S. so contaminated with hazardous substances that it is placed on the EPA's National Priorities List for long-term federal cleanup.
Related terms
National Priorities List The EPA's official list of the most polluted hazardous waste sites in the country, eligible for federal cleanup funding under the Superfund program. Hazardous Substance A chemical, biological, or physical material that poses a risk to human health, property, or the environment. Regulated in the U.S. under laws like CERCLA (Superfund). Environmental Protection Agency The U.S. federal agency responsible for setting and enforcing pollution standards for air, water, and soil, and for regulating hazardous chemicals. Federal Cleanup Funds Money allocated by Congress (under programs like Superfund, the Inflation Reduction Act, and Justice40) to remediate contaminated land or fund environmental health work in disadvantaged communities.