County · Pennsylvania
York County, Pennsylvania: drinking water records
This overview covers 42 ZIP codes and 44 community water systems in York County. It also stands in for 8 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 |
|---|---|---|---|---|---|
| York Water Co PA7670100 | 206,762 | 120 | 0 | 1 | 3 ppb |
| Hanover Muni Water Works PA7670076 | 40,900 | 120 | 1 | 2 | 2 ppb |
| Dover TWP Water Sys PA7670073 | 21,097 | 600 | 6 | 1 | 4.9 ppb |
| Dillsburg Area Authority PA7670071 | 8,962 | 240 | 4 | 1 | 0 ppb |
| Wrightsville Boro Muni Auth PA7670097 | 4,076 | 120 | 1 | 1 | 3.9 ppb |
| Red Lion Municipal Authority PA7670086 | 15,882 | 120 | 0 | 0 | 1 ppb |
| Dallastown Yoe Water Auth PA7670085 | 12,300 | 120 | 0 | 0 | 0 ppb |
| West Manchester TWP Auth PA7670101 | 9,960 | 180 | 6 | 0 | 2 ppb |
| Veolia Newberry System PA7670061 | 6,480 | 360 | 8 | 0 | 0 ppb |
| Stewartstown Boro Water Auth PA7670062 | 5,206 | 360 | 5 | 0 | 0 ppb |
| Shrewsbury Borough PA7670088 | 4,727 | 480 | 8 | 0 | 2 ppb |
| New Freedom Boro Water Auth PA7670082 | 4,464 | 360 | 5 | 0 | 0 ppb |
| Cliff View MHP PA7670024 | 330 | 0 | 0 | 9 | 1 ppb |
| Newberry Est PA7670119 | 200 | 0 | 0 | 1 | 2.5 ppb |
| Country View Manor Ywc PA7670129 | 125 | 0 | 0 | 6 | 1 ppb |
| Mountain View Terrace PA7670025 | 117 | 0 | 0 | 3 | 18 ppb |
| Heidelberg Water Coop Corp PA7670051 | 90 | 0 | 0 | 1 | 1 ppb |
| Amber Hill MHP PA7670125 | 70 | 0 | 0 | 1 | 1 ppb |
| Zeigler MHP PA7670096 | 46 | 0 | 0 | 3 | 19.5 ppb |
| Stoney Run Apt PA7670128 | 40 | 0 | 0 | 4 | 0.4 ppb |
| Craley MHP PA7670038 | 35 | 0 | 0 | 3 | 1 ppb |
| Glen Rock Water Auth PA7670050 | 2,000 | 0 | 0 | 0 | 5 ppb |
| Dover Boro Water Sys PA7670072 | 1,900 | 0 | 0 | 6 | not reported |
| Delta Boro Water Sys PA7670070 | 1,400 | 0 | 0 | 0 | 6 ppb |
| Windsor Boro Water Auth PA7670065 | 1,332 | 0 | 0 | 0 | 12 ppb |
ZIP reports in York 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: 17321, 17322, 17323, 17327, 17339, 17352, 17365, 17366.
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.