County · New York
Herkimer County, New York: drinking water records
This overview covers 17 ZIP codes and 35 community water systems in Herkimer County. It also stands in for 5 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Ilion (V) Water Works NY2102307 | 8,053 | 120 | 0 | 1 | 36 ppb |
| Herkimer Village NY2102306 | 7,606 | 120 | 0 | 24 | 19 ppb |
| Little Falls City NY2102308 | 4,605 | 120 | 0 | 0 | 9.0 ppb |
| Dolgeville (V) PWS NY2102299 | 2,166 | 0 | 0 | 7 | 0 ppb |
| East Herkimer Water District NY2102300 | 1,024 | 120 | 0 | 0 | 15.9 ppb |
| Middleville (V) Water Works NY2102309 | 550 | 0 | 0 | 1 | 2.3 ppb |
| Poland Village NY2102313 | 508 | 60 | 0 | 0 | 1.5 ppb |
| Willow View Estates NY2100653 | 84 | 0 | 0 | 1 | 2.7 ppb |
| Van Hornesville Water District NY2102316 | 72 | 0 | 0 | 1 | 3 ppb |
| Maple Corner FL5224091 | 56 | 0 | 0 | 9 | 0 ppb |
| Hollywood Hills Condo NY2122025 | 50 | 0 | 0 | 1 | 2.1 ppb |
| Frankfort (V) Water Works NY2102301 | 2,995 | 0 | 0 | 0 | 1.7 ppb |
| Mohawk (V) Water Works NY2102310 | 2,985 | 0 | 0 | 0 | 3.9 ppb |
| Old Forge-Thendara Water District NY2102312 | 1,275 | 0 | 0 | 0 | 3.2 ppb |
| West Winfield Village NY2102342 | 862 | 0 | 0 | 0 | 5.5 ppb |
| Newport Village NY2102311 | 740 | 0 | 0 | 0 | 1.5 ppb |
| Frankfort WD #2 NY2102303 | 700 | 0 | 0 | 0 | 2 ppb |
| Frankfort WD #4 (Ilion) NY2102305 | 535 | 0 | 0 | 0 | 4.2 ppb |
| Millers Grove Trailer Park NY2100655 | 217 | 0 | 0 | 0 | 2.2 ppb |
| Frankfort WD #11 NY2102324 | 186 | 0 | 0 | 0 | 2 ppb |
| Trails End Campground & Mobile Park NY2110147 | 150 | 0 | 0 | 0 | 0 ppb |
| Wall Street Meadows NY2110538 | 130 | 0 | 0 | 0 | 4.8 ppb |
| Holiday Shores Estates NY2108817 | 125 | 0 | 0 | 0 | 0 ppb |
| Manion Heights W.D. NY2130045 | 105 | 0 | 0 | 0 | 15.9 ppb |
| Frankfort WD #3 NY2102304 | 90 | 0 | 0 | 0 | 2 ppb |
ZIP reports in Herkimer County
No ZIP report in this county is published yet.
These ZIP codes are covered by this overview because their utility has too little EPA data for a separate page: 13324, 13407, 13454, 13472, 13475.
Sources and scope
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. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.