All PFAS compounds below EPA Maximum Contaminant Levels.
Key contaminants vs MCL
EPA MCL: 4 ppt (parts per trillion) for PFOA and PFOS individually. Compliance deadline: April 26, 2029 under the current rule.
See this system's PFAS detection levels
Free — enter your email for full site detail and weekly alerts.
See the exact detection levels — free
Your email unlocks every blurred value on this page instantly. You'll also get email updates when your state's MCLs, settlement deadlines, or funding change.
As printed in the state's own documents. Amounts are not added together: each is a different kind of figure.
May 21, 2026 · This project consists of the construction of two new Granular Activated Carbon (GAC) adsorption vessels to remove Perfluoroalkyl Substances (PFAS) from the Village of Valatie’s four developed groundwater supply wells. Additional work includes construction of a centralized treatment facility adjacent to the Village’s wastewater treatment plant to house the proposed GAC vessels and accommodate treatment currently required for the four wells. The project scope is further defined by the Basis of Design Report dated September 2025, by Weston & Sampson PE, LS, LA, Architects, PC as may be updated, amended, supplemented, and approved by the New York State Department of Health. · —
Approved by EFC Board of Directors (Resolution 3122, 2026-05-21). Source →
May 21, 2026 · This project consists of the construction of two new Granular Activated Carbon (GAC) adsorption vessels to remove Perfluoroalkyl Substances (PFAS) from the Village of Valatie’s four developed groundwater supply wells. Additional work includes construction of a centralized treatment facility adjacent to the Village’s wastewater treatment plant to house the proposed GAC vessels and accommodate treatment currently required for the four wells. The project scope is further defined by the Basis of Design Report dated September 2025, by Weston & Sampson PE, LS, LA, Architects, PC as may be updated, amended, supplemented, and approved by the New York State Department of Health. · $5.53M
Approved by EFC Board of Directors (Resolution 3122, 2026-05-21). Source →
Dec 19, 2025 · PFAS Treatment Facility · $5.53M
2025 WIIA grant awarded (Governor's announcement). Source →
Oct 2025 · New filtration and PFAS treatment facility., New Water Treatment Plant · $3.94M