One or more PFAS compounds exceed EPA Maximum Contaminant Levels. This is not a current violation — the federal compliance deadline is April 2029 (a proposed extension to 2031 is not final). These are UCMR 5 results from 2023 to 2025; the system may have installed treatment since.
Key contaminants vs MCL
PFOA4 ppt
PFOS5.2 ppt(MCL: 4 ppt)
EPA MCL: 4 ppt (parts per trillion) for PFOA and PFOS individually. Compliance deadline: April 26, 2029 under the current rule.
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As printed in the state's own documents. Amounts are not added together: each is a different kind of figure.
Sep 10, 2026 · This project consists of the installation of a granular activated carbon (GAC) treatment system to remove PFAS from Well No. 5-2A. The project scope is further defined by the engineering report entitled, ″Wellhead Treatment for the Removal of PFAS Compounds at Well No. 5-2A″, dated May 2025, by H2M architects + engineers, as may be updated, amended, supplemented, and approved by the New York State Department of Health. · $2.33M
Approved by EFC Board of Directors (Resolution 3140, 2026-09-10). Source →
Oct 2025 · WD Extension - Forge Rd MHPs due to PFOA/PFOS and Mn contamination in private wells, Extend Distribution System, Extend Water District · $1.19M
Coded BEC ("Awarded IIJA-EC Funding") on the FFY2026 Final IUP Annual List (amount is the project cost). Source →
Oct 2025 · WD Extensions - Manorville (Ext #94) due to MTBE, PFOA, PFOS, and Fe/Mn contamination in private wells, Extend Distribution System, Extend Water District · $12.9M
Coded BEC ("Awarded IIJA-EC Funding") on the FFY2026 Final IUP Annual List (amount is the project cost). Source →
Oct 2025 · WD Extension Nos. 95 & 96 - Calverton. Extend Public Water to Address PFAS in Private Residential Wells., Extend Distribution System, Extend Water District ·
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$12.2M
Coded BEC ("Awarded IIJA-EC Funding") on the FFY2026 Final IUP Annual List (amount is the project cost). Source →
Oct 2025 · Well No. 5-2A PFAS removal, Upgrade Water Treatment Plant · $2.33M
Coded BEC ("Awarded IIJA-EC Funding") on the FFY2026 Final IUP Annual List (amount is the project cost). Source →
Oct 2025 · WD Extension - Forge Rd MHPs due to PFOA/PFOS and Mn contamination in private wells, Extend Distribution System, Extend Water District · $1.19M
On the FFY2026 Multi-Year List (listing form submitted) (amount is the project cost). Source →
Oct 2025 · WD Extension Nos. 95 & 96 - Calverton. Extend Public Water to Address PFAS in Private Residential Wells., Extend Distribution System, Extend Water District · $12.2M
On the FFY2026 Multi-Year List (listing form submitted) (amount is the project cost). Source →
Oct 2025 · WD Extensions - Manorville (Ext #94) due to MTBE, PFOA, PFOS, and Fe/Mn contamination in private wells, Extend Distribution System, Extend Water District · $12.9M
On the FFY2026 Multi-Year List (listing form submitted) (amount is the project cost). Source →
Oct 2025 · Well No. 5-2A PFAS removal, Upgrade Water Treatment Plant · $2.33M
On the FFY2026 Multi-Year List (listing form submitted) (amount is the project cost). Source →
Aug 14, 2025 · This project consists of the installation of Granular Activated Carbon (GAC) for the removal of PFAS at Plant No. 5. The project is defined by the engineering report entitled ″Installation of Wellhead Treatment for the Removal of Perfluorinated Compounds at Plant No. 5″ dated April 2021 by the engineering firm H2M architects + engineers, as may be updated, amended, supplemented, and approved by the New York State Department of Health. · $1.32M
Approved by EFC Board of Directors (Resolution 3087, 2025-08-14). Source →
Oct 2024 · WD Extension - Forge Rd MHPs due to PFOA/PFOS and Mn contamination in private wells, Extend Distribution System, Extend Water District · $1.19M
Coded BEC ("Awarded BIL-EC Funding") on the FFY2025 Final IUP Annual List (amount is the project cost). Source →
Oct 2024 · WD Extensions - Manorville (Ext #94) due to MTBE, PFOA, PFOS, and Fe/Mn contamination in private wells, Extend Distribution System, Extend Water District · $12.9M
Coded BEC ("Awarded BIL-EC Funding") on the FFY2025 Final IUP Annual List (amount is the project cost). Source →
Oct 2024 · WD Extension Nos. 95 & 96 - Calverton. Extend Public Water to Address PFAS in Private Residential Wells., Extend Distribution System, Extend Water District · $12.2M
Coded BEC ("Awarded BIL-EC Funding") on the FFY2025 Final IUP Annual List (amount is the project cost). Source →
Oct 2024 · Well No. 5-1 PFAS removal, Upgrade Water Treatment Plant · $2.2M
On the FFY2025 Annual List above the Expanded Subsidized Interest Rate Funding Line (amount is the project cost). Source →
Oct 2024 · WD Extension Nos. 95 & 96 - Calverton. Extend Public Water to Address PFAS in Private Residential Wells., Extend Distribution System, Extend Water District · $12.2M
On the FFY2025 BIL-GS Eligible Project List (amount is the project cost). Source →
Oct 2024 · Well No. 5-2A PFAS removal, Upgrade Water Treatment Plant · $2.33M
On the FFY2025 BIL-GS Eligible Project List (amount is the project cost). Source →
Oct 2024 · Well No. 5-2A PFAS removal, Upgrade Water Treatment Plant · $2.33M
On the FFY2025 BIL-EC Eligible Project List (amount is the project cost). Source →
Oct 2024 · Well No. 5-2A PFAS removal, Upgrade Water Treatment Plant · $2.33M
On the FFY2025 Annual List below the Expanded Subsidized Interest Rate Funding Line (market-rate only) (amount is the project cost). Source →
Oct 2024 · WD Extension - Forge Rd MHPs due to PFOA/PFOS and Mn contamination in private wells, Extend Distribution System, Extend Water District · $1.19M
On the FFY2025 Multi-Year List (listing form submitted) (amount is the project cost). Source →
Oct 2024 · Well No. 5-1 PFAS removal, Upgrade Water Treatment Plant · $2.2M
On the FFY2025 Multi-Year List (listing form submitted) (amount is the project cost). Source →
Oct 2024 · WD Extension Nos. 95 & 96 - Calverton. Extend Public Water to Address PFAS in Private Residential Wells., Extend Distribution System, Extend Water District · $12.2M
On the FFY2025 Multi-Year List (listing form submitted) (amount is the project cost). Source →
Oct 2024 · WD Extensions - Manorville (Ext #94) due to MTBE, PFOA, PFOS, and Fe/Mn contamination in private wells, Extend Distribution System, Extend Water District · $12.9M
On the FFY2025 Multi-Year List (listing form submitted) (amount is the project cost). Source →
Oct 2024 · Well No. 5-2A PFAS removal, Upgrade Water Treatment Plant · $2.33M
On the FFY2025 Multi-Year List (listing form submitted) (amount is the project cost). Source →
Undated · Well No. 5-2A PFAS removal, Upgrade Water Treatment Plant · $2.33M
IIJA-EC grant awarded (FFY2025 IUP awarded-projects list) (amount is the project cost). Source →
Undated · WD Extension Nos. 95 & 96 - Calverton. Extend Public Water to Address PFAS in Private Residential Wells., Extend Distribution System, Extend Water District · $5M
BIL-EC grant awarded (FFY2024 IUP awarded-projects list) (amount is the project cost). Source →