County · Iowa
Cherokee County, Iowa: drinking water records
This overview covers 8 ZIP codes and 11 community water systems in Cherokee 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 |
|---|---|---|---|---|---|
| Cherokee Water Supply - Plant 1 IA1811020 | 5,199 | 60 | 0 | 0 | 1.5 ppb |
| Cherokee Rws - Cherokee Subsystem IA1811001 | 3,315 | 0 | 0 | 0 | 2.2 ppb |
| Cherokee Rws- Mill Creek Subsystem IA1800900 | 1,451 | 0 | 0 | 0 | 11.6 ppb |
| Marcus Water Supply IA1838032 | 1,079 | 0 | 0 | 0 | 1.5 ppb |
| Aurelia Water Supply IA1803079 | 968 | 0 | 0 | 0 | 1.5 ppb |
| Quimby Water Supply IA1855066 | 249 | 0 | 0 | 0 | 0.5 ppb |
| Cleghorn Water Supply IA1817045 | 240 | 0 | 0 | 0 | 0.2 ppb |
| Washta Water Supply IA1880073 | 209 | 0 | 0 | 0 | 1.2 ppb |
| Meriden Municipal Water Supply IA1849071 | 161 | 0 | 0 | 0 | 3 ppb |
| Larrabee Municipal Water Works IA1833060 | 125 | 0 | 0 | 0 | 0 ppb |
| Hilltop Village MHC, INC. IA1800601 | 78 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Cherokee 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.