County · Wisconsin
Manitowoc County, Wisconsin: drinking water records
This overview covers 14 ZIP codes and 14 community water systems in Manitowoc County. It also stands in for 2 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 |
|---|---|---|---|---|---|
| Two Rivers Waterworks WI4360436 | 11,270 | 120 | 0 | 1 | 13 ppb |
| Kiel Waterworks WI4360427 | 3,932 | 240 | 0 | 1 | 0.8 ppb |
| Manitowoc Waterworks WI4360364 | 34,500 | 120 | 0 | 0 | 7.7 ppb |
| Cleveland Waterworks WI4360426 | 1,524 | 0 | 0 | 1 | 6.3 ppb |
| Reedsville Waterworks WI4360431 | 1,200 | 0 | 0 | 2 | 2.6 ppb |
| Whitelaw Waterworks WI4360439 | 757 | 0 | 0 | 1 | 3.1 ppb |
| Kellnersville Waterworks WI4360441 | 301 | 0 | 0 | 3 | 3.5 ppb |
| Mishicot Waterworks WI4360430 | 1,432 | 0 | 0 | 0 | 1.9 ppb |
| Valders Waterworks WI4360437 | 954 | 0 | 0 | 0 | 6.8 ppb |
| St Nazianz Waterworks WI4360433 | 705 | 0 | 0 | 0 | 1.4 ppb |
| Maribel Waterworks WI4360429 | 355 | 0 | 0 | 0 | 1.0 ppb |
| Holy Family Convent WI4360447 | 195 | 0 | 0 | 0 | 4 ppb |
| Quiet Country Community Assn WI4360434 | 90 | 0 | 0 | 0 | 1.0 ppb |
| Chiara Convent WI4360640 | 40 | 0 | 0 | 0 | 2.2 ppb |
ZIP reports in Manitowoc 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: 54207, 54214.
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.