PFAS in Drinking Water 2021 Rulemaking Documents

The following documents were used in the 2021 PFAS Rulemaking process.

• Overview of PFAS rulemaking (PDF)
• Summary of Rule Changes for PFAS Standards (PDF)
• PFAS and SALs: Monitoring, Follow-up Actions, and Public Notice (PDF)
• Process and Criteria for adopting state SALs and MCLs (PDF)
• Approach to Setting SALs (PDF)
• Recommended State Action Levels for Per- and Polyfluoroalkyl Substances (PFAS) in Drinking Water: Approach, Methods, and Supporting Information 331-673 (PDF)

Agency Official Rule Filings

• CR 101 (PDF)
• CR 102 (PDF)
• CR 103 (PDF)