PFAS in Wastewater: Coming Down the Pipes

Disposal of wastewater solids is anticipated to become more expensive if beneficial reuse is restricted due to concerns about PFAS contamination. Wastewater facilities were not designed to remove PFAS from either water or solids.


Background In 2019, the Vermont legislature passed Act 21 requiring all public community and non-transient non-community drinking water systems to monitor for PFAS. The interim standard for the 5 regulated compounds—PFHpA, PFHxS, PFNA, PFOS, and PFOA—is 20 ppt. The...

Letter to Systems Required to Test for PFAS

A letter regarding sampling and public comments sent to the 590 drinking water systems required to test their water for per- and polyfluoroalkyl substances (PFAS) under Vermont Act 21.