The EPA proposed cutting its PFAS drinking water rule in half today. Here's what would actually be enforceable if it becomes final.
On May 18, 2026 the EPA published two proposed rules that, if finalized, would preserve federal MCLs for PFOA and PFOS while rescinding the limits set in 2024 for PFHxS, PFNA, HFPO-DA, and the Hazard Index mixture. Here's the full picture as of today.
- water
- regulation
- pfas