State
New York: drinking water records
EPA lists 2,257 community water systems serving homes in New York. 322 took part in EPA's national PFAS survey (UCMR 5), and 97 found at least one PFAS above the level laboratories can measure.
Data as of EPA UCMR 5 final release, August 2026 (file dated Aug 28, 2026) · EPA SDWIS 2026Q2 (file dated Jul 9, 2026). How we build these pages
PFAS in EPA’s final survey
97 of the 322 New York systems in EPA’s national PFAS survey found at least one PFAS, and 30 had a PFOA or PFOS yearly average at or above EPA’s limit. See New York’s PFAS results by system and compound.
Counties
- Albany County 35 systems
- Allegany County 23 systems
- Bronx County 1 systems
- Broome County 64 systems
- Cattaraugus County 51 systems
- Cayuga County 32 systems
- Chautauqua County 54 systems
- Chemung County 24 systems
- Chenango County 29 systems
- Clinton County 39 systems
- Columbia County 50 systems
- Cortland County 25 systems
- Delaware County 34 systems
- Dutchess County 153 systems
- Erie County 44 systems
- Essex County 33 systems
- Franklin County 14 systems
- Fulton County 25 systems
- Genesee County 16 systems
- Greene County 38 systems
- Hamilton County 7 systems
- Herkimer County 35 systems
- Jefferson County 57 systems
- Kings County 1 systems
- Lewis County 15 systems
- Livingston County 28 systems
- Madison County 22 systems
- Monroe County 5 systems
- Montgomery County 18 systems
- Nassau County 40 systems
- New York County 1 systems
- Niagara County 21 systems
- Oneida County 45 systems
- Onondaga County 25 systems
- Ontario County 35 systems
- Orange County 138 systems
- Orleans County 22 systems
- Oswego County 42 systems
- Otsego County 37 systems
- Putnam County 101 systems
- Queens County 1 systems
- Rensselaer County 38 systems
- Richmond County 1 systems
- Rockland County 19 systems
- Saratoga County 74 systems
- Schenectady County 11 systems
- Schoharie County 16 systems
- Schuyler County 11 systems
- Seneca County 26 systems
- St. Lawrence County 40 systems
- Steuben County 56 systems
- Suffolk County 26 systems
- Sullivan County 69 systems
- Tioga County 34 systems
- Tompkins County 51 systems
- Ulster County 112 systems
- Warren County 24 systems
- Washington County 21 systems
- Wayne County 19 systems
- Westchester County 92 systems
- Wyoming County 23 systems
- Yates County 12 systems
ZIP reports
Sources
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Database prepared 2026-09-03.
