County · Iowa
Bremer County, Iowa: drinking water records
This overview covers 8 ZIP codes and 10 community water systems in Bremer 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 |
|---|---|---|---|---|---|
| Ia Regional Utilities Assoc (Waverly) IA0990701 | 37,820 | 180 | 0 | 0 | 1.5 ppb |
| Waverly Water Department IA0990085 | 10,394 | 240 | 6 | 0 | 6.7 ppb |
| Sumner Water Supply IA0970006 | 2,030 | 0 | 0 | 0 | 0 ppb |
| Denver Water Supply IA0915030 | 1,919 | 0 | 0 | 0 | 1.4 ppb |
| Tripoli Water Supply IA0975032 | 1,191 | 0 | 0 | 0 | 0 ppb |
| Janesville Water Supply IA0932001 | 1,034 | 0 | 0 | 0 | 5.4 ppb |
| Readlyn Water Supply IA0965073 | 845 | 0 | 0 | 0 | 1.6 ppb |
| Plainfield Water Supply IA0960045 | 393 | 0 | 0 | 0 | 4 ppb |
| Meadow Lane Mobile Home Park IA0900647 | 168 | 0 | 0 | 0 | 0.6 ppb |
| Saints Avenue Apartments IA0990990 | 125 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Bremer 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.