County · Minnesota
Kandiyohi County, Minnesota: drinking water records
This overview covers 11 ZIP codes and 15 community water systems in Kandiyohi 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 |
|---|---|---|---|---|---|
| Willmar MN1340016 | 21,045 | 120 | 0 | 0 | 2 ppb |
| Spicer MN1340010 | 1,225 | 0 | 0 | 1 | 0 ppb |
| Lake Lillian MN1340004 | 236 | 0 | 0 | 22 | 2 ppb |
| Glacial Lakes Sanitary Sewer/Water Dist MN1340021 | 1,335 | 0 | 0 | 0 | 0 ppb |
| New London MN1340005 | 1,319 | 0 | 0 | 0 | 0 ppb |
| Atwater MN1340001 | 1,133 | 0 | 0 | 0 | 1 ppb |
| Raymond MN1340008 | 799 | 0 | 0 | 0 | 1 ppb |
| Kandiyohi MN1340003 | 560 | 0 | 0 | 0 | 2 ppb |
| Prinsburg MN1340007 | 511 | 0 | 0 | 0 | 0 ppb |
| Pennock MN1340006 | 492 | 0 | 0 | 0 | 0 ppb |
| Blomkest MN1340002 | 161 | 0 | 0 | 0 | 3 ppb |
| Sunray Glacial Waters INC MN1340019 | 90 | 0 | 0 | 0 | 3 ppb |
| Roseland Coop Well MN1340009 | 70 | 0 | 0 | 0 | 0 ppb |
| North Roseland Water Association MN1340020 | 60 | 0 | 0 | 0 | 0 ppb |
| Lighthouse at Spicer MN1340015 | 36 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Kandiyohi 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: 56216, 56273, 56281, 56289.
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.