County · Wisconsin
Sheboygan County, Wisconsin: drinking water records
This overview covers 14 ZIP codes and 17 community water systems in Sheboygan County. It also stands in for 0 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 |
|---|---|---|---|---|---|
| Sheboygan Water Utilities WI4600354 | 49,931 | 120 | 0 | 0 | 2.2 ppb |
| Plymouth Utilities WI4600446 | 8,964 | 420 | 0 | 0 | 6.2 ppb |
| Sheboygan Falls Utilities WI4600455 | 8,687 | 120 | 0 | 0 | 5.4 ppb |
| Sheboygan Tn Waterworks WI4600403 | 4,596 | 180 | 4 | 0 | 2.9 ppb |
| Adell Waterworks WI4600435 | 510 | 0 | 0 | 1 | 2.1 ppb |
| Glenbeulah Waterworks WI4600440 | 461 | 0 | 0 | 1 | 2.8 ppb |
| Bains Country Estates MHP WI4600454 | 200 | 0 | 0 | 1 | 0 ppb |
| Oostburg Waterworks WI4600445 | 3,110 | 0 | 0 | 0 | 10.5 ppb |
| Kohler Waterworks WI4600444 | 2,271 | 0 | 0 | 0 | 0.8 ppb |
| Cedar Grove Waterworks WI4600437 | 2,213 | 0 | 0 | 0 | 8.9 ppb |
| Random Lake Waterworks WI4600355 | 1,594 | 0 | 0 | 0 | 0.5 ppb |
| Elkhart Lake Waterworks WI4600439 | 1,567 | 0 | 0 | 0 | 0.5 ppb |
| Kettle Moraine Correctional Institution WI4600449 | 1,544 | 0 | 0 | 0 | 0.3 ppb |
| Lakeland University WI4600487 | 1,200 | 0 | 0 | 0 | 21.8 ppb |
| Cascade Waterworks WI4600436 | 719 | 0 | 0 | 0 | 1.8 ppb |
| Rocky Knoll Health Care Fac WI4600447 | 564 | 0 | 0 | 0 | 0 ppb |
| Waldo Waterworks WI4600456 | 500 | 0 | 0 | 0 | 0.4 ppb |
ZIP reports in Sheboygan County
No ZIP report in this county is published yet.
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.