County · Indiana
Marshall County, Indiana: drinking water records
This overview covers 9 ZIP codes and 12 community water systems in Marshall County. It also stands in for 4 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 |
|---|---|---|---|---|---|
| Bremen Water Department IN5250003 | 4,516 | 120 | 0 | 1 | 2.6 ppb |
| Plymouth Water Department IN5250010 | 10,241 | 120 | 0 | 0 | 2.7 ppb |
| Argos Municipal Water Plant IN5250001 | 1,680 | 0 | 0 | 1 | 2.4 ppb |
| Gatewood Estates IN5250012 | 202 | 0 | 0 | 1 | 0 ppb |
| Creekside Manor MHP IN5250007 | 73 | 0 | 0 | 1 | 0 ppb |
| Queen Road Mobile Home Park IN5250015 | 32 | 0 | 0 | 1 | 0.9 ppb |
| Culver Educational Foundation IN5250004 | 1,940 | 0 | 0 | 0 | 5.7 ppb |
| Bourbon Water Department IN5250002 | 1,767 | 0 | 0 | 0 | 0 ppb |
| Culver Water Department IN5250005 | 1,391 | 0 | 0 | 0 | 1.7 ppb |
| Ancilla Domini (Convent) IN5250016 | 680 | 0 | 0 | 0 | 5.5 ppb |
| Pretty View Condominium Owners Assoc IN5250014 | 85 | 0 | 0 | 0 | 1.2 ppb |
| Inwood Estates IN5250006 | 50 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Marshall 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: 46513, 46537, 46570, 46572.
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.