Laws & Regulations
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Public Comment Process
Learn about the public comment process for commenting on the EPA's proposed addition of sites to the National Priorities List (NPL).
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Notice of Policy Change for Partial Deletion from the NPL
Read the 1995 notice of policy change for partial deletion of Superfund sites from the National Priorities List.
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Superfund Reauthorization Principles
Read about the Superfund Reauthorization Principles: liability and enforcement, remedy, state & tribal issues, natural resource damages, community health & involvement, brownfields and voluntary cleanup programs, enhancing community protection and more.
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The Superfund Amendments and Reauthorization Act (SARA)
Learn about the Superfund Amendments and Reauthorization Act (SARA) of 1986, which amended CERCLA and made several important changes to EPA's Superfund program.
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Natural Resource Damages: ERAs and NRDAs
Learn about the Ecological Risk Assessment (ERA) process and the Natural Resource Damage Assessment (NRDA) process.
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NPL Site Totals by Status and Milestone
View updated totals for the number of NPL sites by status and milestone.
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Number of NPL Site Actions and Milestones by Fiscal Year
View the number of NPL site actions and milestones by fiscal year.
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Number of NPL Sites of Each Status at the End of Each Fiscal Year
View the number of NPL site sites of each status at the end of each fiscal year.
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NPL Site Status Information
Access lists organized by date, site name, or location on sites proposed for placement on the NPL, sites that have been placed on the NPL, and sites that have qualified for a construction completion, or a partial or complete deletion from the NPL.
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Partially Deleted National Priorities List (NPL) Sites - by Partial Deletion Date
View the list of partial deletions at NPL Sites ordered chronologically by Partial Deletion Date.
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Partially Deleted National Priorities List (NPL) Sites - by Site Name
View the list of partial deletions at NPL Sites ordered alphabetically by Site Name.
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National Priorities List (NPL) Sites - by State
View the National Priorities List (NPL), organized by state. Use the interactive map to select a state or territory.
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Proposed National Priorities List (NPL) Sites - by Proposed Date
Learn about Superfund sites proposed to the National Priorities List (NPL), organized by proposed date.
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Proposed National Priorities List (NPL) Sites - by Site Name
Learn about Superfund sites proposed to the National Priorities List (NPL), organized by site name.
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Superfund Remedy and Non-Time Critical Removal Action (NTCRA) Decision Documentation
Access links to guidance on documenting remedial and non-time-critical removal action decisions, as well as document examples that clearly document selected remedies and corresponding decisions that are consistent with CERCLA, the NCP, and EPA guidance.
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Superfund Remedy Overview, Key Principles and Guidance
Read about the key principles and guidelines for Superfund remedy decisions.
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Superfund: National Priorities List (NPL) Deletion Search
Search for deleted and partially deleted NPL Superfund sites by site name, state, or date.
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Superfund: NPL Deletion Guidance and Policy
Learn about the NPL Deletion Guidance and Policy, which explains the deletion of sites from the National Priorities List.
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Superfund: FYR Memoranda and Fact Sheets
Access memoranda and fact sheets about the Superfund Program's Five Year Review process.
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Superfund: Five Year Reviews
Learn about Five-Year Reviews (FYRs) at Superfund sites, a policy requirement when hazardous substances remain on site above levels that permit unlimited use and unrestricted exposure.