County · Kansas
Chautauqua County, Kansas: drinking water records
This overview covers 5 ZIP codes and 10 community water systems in Chautauqua 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 |
|---|---|---|---|---|---|
| Sedan, City of KS2001903 | 1,005 | 0 | 0 | 1 | 3.4 ppb |
| Cedar Vale, City of KS2001902 | 475 | 0 | 0 | 5 | 0 ppb |
| Chautauqua Co Rwd 4 KS2001911 | 475 | 0 | 0 | 3 | 1.6 ppb |
| Chautauqua Co Rwd 2 KS2001908 | 278 | 0 | 0 | 1 | 4.3 ppb |
| Chautauqua Co Rwd 3 KS2001909 | 200 | 0 | 0 | 1 | 0 ppb |
| Chautauqua Co Rwd 1 KS2001905 | 135 | 0 | 0 | 7 | 0.6 ppb |
| Chautauqua, City of KS2001907 | 110 | 0 | 0 | 1 | 0 ppb |
| Elgin, City of KS2001901 | 56 | 0 | 0 | 2 | 2.2 ppb |
| Peru, City of KS2001906 | 105 | 0 | 0 | 0 | 1 ppb |
| Public Wholesale WSD 20 KS2001910 | 1 | 0 | 0 | 3 | not reported |
ZIP reports in Chautauqua 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.