County · Nebraska
Jefferson County, Nebraska: drinking water records
This overview covers 8 ZIP codes and 10 community water systems in Jefferson 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 |
|---|---|---|---|---|---|
| Fairbury, City of NE3109507 | 3,707 | 300 | 0 | 4 | 1.9 ppb |
| Jansen, Village of NE3109509 | 99 | 0 | 0 | 1 | 1.3 ppb |
| Steele City, Village of NE3109502 | 60 | 0 | 0 | 32 | 13.5 ppb |
| Little Blue Nrd Rwd 1 NE3109504 | 1,580 | 0 | 0 | 0 | 0 ppb |
| Plymouth, Village of NE3109503 | 400 | 0 | 0 | 0 | 0.6 ppb |
| Diller, Village of NE3109505 | 269 | 0 | 0 | 0 | 1.8 ppb |
| Daykin, Village of NE3109506 | 153 | 0 | 0 | 0 | 0 ppb |
| Endicott, Village of NE3109508 | 132 | 0 | 0 | 0 | 3.4 ppb |
| Harbine, Village of NE3109510 | 65 | 0 | 0 | 0 | 3.5 ppb |
| Reynolds, Village of NE3109501 | 60 | 0 | 0 | 0 | 3.5 ppb |
ZIP reports in Jefferson 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.