Resources
Looking for additional information on PFAS? Explore the resources below and sign up for PFAS quarterly updates.
OCWD resources:
- Frequently asked questions
- PFAS Treatment Testing Study (Jacobs; June 2, 2021; includes Phase l Pilot-Scale Treatments Study Final Report in appendices)
- PFAS Phase l Pilot-Scale Treatment Study Final Report (OCWD; March 24, 2021)
- Video: Yorba Linda Water District PFAS Dedication
- Letter to EPA – Proposed Designation of Perfluorooctanoic (PFOA) and Perfluorooctanesulfonic Acid (PFAS) as CERCLA Hazardous Substances
- Letter to EPA – OCWD comments regarding EPA’s proposed national primary drinking water regulations for PFAS
External resources:
- Letter to U.S. House Committee on Energy & Commerce (May 19, 2026)
- Letter to President Biden – Water Coalition Against PFAS (September 7, 2023)
- Joint letter regarding exemption from PFAS liability under CERCLA (April 24, 2023)
- Letter – Necessity of Protecting Water Systems from CERCLA Liability for PFAS (April 28, 2022)
- CA Waterboards news release regarding Response Level changes (February 6, 2020)
- Trade association letter opposing H.R. 2467
- Trade association letter supporting preservation of cost-benefit analysis in developing drinking water standards
- White paper (ASDWA): Lessons Learned from States and Challenges Ahead in Setting State Level Per- and Polyfluoroalkyl Substances (PFAS) Standards
- Interstate Technology and Regulatory Council (ITRC)
- United States Environmental Protection Agency
- United States Food and Drug Administration
- State Water Resources Control Board Division of Drinking Water