National Priority List Status:
CURRENTLY ON THE NPL
The National Priorities List is a list of the most hazardous waste sites that have been identified by Superfund.
The Keystone Sanitation Landfill Site (Keystone Site or Site) is an inactive privately owned facility (Keystone Sanitation Company or Keystone), permitted by Pennsylvania Department of Environmental Resources (PADER) to receive household and municipal wa
NPL Site Description
A Superfund site is any land in the United States that has been contaminated by hazardous waste and identified by the Environmental Protection Agency (EPA) as a candidate for cleanup because it poses a risk to human health and/or the environment.