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Biosolids

  • What's New

    Learn about some of what’s new in the EPA Biosolids Program.

    • Learn more about the Science Advisory Board (SAB) reviewing EPA’s risk assessment framework for biosolids beginning April 5, 2023
    • Read the updated Control of Pathogens and Vector Attraction in Sewage Sludge 
  • Biosolids Research

    EPA’s Biosolids Program works to leverage resources and knowledge to meet research needs that ensure the latest science is being used to protect public health and the environment.

    • Learn more about biosolids research at EPA
    • EPA Awards Nearly $6 Million for Research on Potential Risks from Pollutants Found in Biosolids from Wastewater Treatment
  • Biosolids Annual Reporting

    Treatment facilities that meet applicability requirements and either land apply, surface dispose, or incinerate sludge are required to submit a report annually to their permitting authority by February 19.

    • Submit a Biosolids Annual Program Report on EPA's Central Data Exchange
    • More information on submitting an annual report and biosolids compliance
  • Per- and Polyfluoroalkyl Substances (PFAS)

    The Biosolids Program's PFAS efforts:

    • EPA's Risk Assessment for PFOA and PFOS in Biosolids
    • PFAS Strategic Roadmap: EPA's Commitments to Action 2021-2024

Basic Information about Biosolids

biosolids sign
  • Basics of Biosolids
  • Classes of Biosolids
  • Biosolids Uses
  • Assessing Pollutants Found in Biosolids

Biosolids Laws and Regulations

Biosolids Laws and Regulations
  • How Biosolids are Regulated
  • Biennial Reviews
  • Sewage Sludge Surveys
  • Risk Assessment
  • Compliance and Additional Information

Technical Resources for Biosolids Managers

Technical Resources
  • Pathogen Equivalency Committee
  • Biosolids Analytical Methods and Sampling Procedures
  • Wastewater Treatment Train Technologies
  • Use and Disposal Management Practices

Outreach and Engagement

William Jefferson Clinton Building
  • EPA Biosolids Webinar Series
  • EPA Biosolids National Meetings

Popular Resources

  • A Plain English Guide to the EPA Part 503 Biosolids Rule
  • Control of Pathogens and Vector Attraction in Sewage Sludge
  • Biosolids Library
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on March 15, 2023
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