State
Minnesota: drinking water records
EPA lists 998 community water systems serving homes in Minnesota. 197 took part in EPA's national PFAS survey (UCMR 5), and 88 found at least one PFAS above the level laboratories can measure.
In focus998community water systems
Public records. Clearer context.
0
ZIP reports published
998
community water systems
110
systems with a health-based violation since 2016
50
systems that reached the lead action level since 2016
Counties
- Aitkin County 6 systems
- Anoka County 31 systems
- Becker County 9 systems
- Beltrami County 17 systems
- Benton County 8 systems
- Big Stone County 10 systems
- Blue Earth County 18 systems
- Brown County 8 systems
- Carlton County 11 systems
- Carver County 12 systems
- Cass County 13 systems
- Chippewa County 5 systems
- Chisago County 18 systems
- Clay County 14 systems
- Clearwater County 3 systems
- Cook County 2 systems
- Cottonwood County 9 systems
- Crow Wing County 23 systems
- Dakota County 20 systems
- Dodge County 6 systems
- Douglas County 11 systems
- Faribault County 12 systems
- Fillmore County 14 systems
- Freeborn County 15 systems
- Goodhue County 12 systems
- Grant County 7 systems
- Hennepin County 42 systems
- Houston County 6 systems
- Hubbard County 7 systems
- Isanti County 5 systems
- Itasca County 17 systems
- Jackson County 6 systems
- Kanabec County 3 systems
- Kandiyohi County 15 systems
- Kittson County 6 systems
- Koochiching County 5 systems
- Lac qui Parle County 6 systems
- Lake County 3 systems
- Lake of the Woods County 2 systems
- Le Sueur County 11 systems
- Lincoln County 7 systems
- Lyon County 12 systems
- Mahnomen County 3 systems
- Marshall County 12 systems
- Martin County 9 systems
- McLeod County 11 systems
- Meeker County 7 systems
- Mille Lacs County 8 systems
- Morrison County 9 systems
- Mower County 17 systems
- Murray County 9 systems
- Nicollet County 6 systems
- Nobles County 12 systems
- Norman County 9 systems
- Olmsted County 22 systems
- Otter Tail County 17 systems
- Pennington County 6 systems
- Pine County 14 systems
- Pipestone County 10 systems
- Polk County 11 systems
- Pope County 6 systems
- Ramsey County 17 systems
- Red Lake County 3 systems
- Redwood County 14 systems
- Renville County 10 systems
- Rice County 14 systems
- Rock County 8 systems
- Roseau County 12 systems
- Scott County 18 systems
- Sherburne County 9 systems
- Sibley County 8 systems
- St. Louis County 30 systems
- Stearns County 32 systems
- Steele County 7 systems
- Stevens County 5 systems
- Swift County 6 systems
- Todd County 8 systems
- Traverse County 4 systems
- Wabasha County 10 systems
- Wadena County 4 systems
- Waseca County 4 systems
- Washington County 29 systems
- Watonwan County 8 systems
- Wilkin County 5 systems
- Winona County 12 systems
- Wright County 18 systems
- Yellow Medicine County 9 systems
ZIP reports
Sources
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.