PlainWater
Counties → Minnesota

Winona County, Minnesota

Water Systems
79
Population Served
51,377
Total Violations
1,204
859 health-based
PFAS Detected
2
of 3 tested

Violation Analysis

67.1%
Systems with Violations
15.2
Avg Violations per System
71.3%
Health-Based Violations

Water Source Types

GW
50 systems (63%)

PFAS Contamination

3
Systems Tested
2
PFAS Detected
66.7%
Detection Rate

PFAS (per- and polyfluoroalkyl substances) are persistent chemicals found in drinking water. The EPA has set enforceable limits for several PFAS compounds under UCMR5 monitoring.

Compliance Snapshot

Winona Minnesota water systems by violation status, EPA SDWIS records.

No violations on record (11) One or more violations (39)

Violation history is cumulative, many flagged systems have already returned to compliance. Detail pages show per-system context.

Water Systems

System Name Population Violations PFAS
Winona 27,782 47 Clean
Goodview 4,158 62 Clean
Saint Charles 3,825 8 Clean
Kwik Trip No. 497 1,600 23 -
Lewiston 1,520 72 -
Enterprise Rest Area MNDOT 1,220 23 -
Dresbach Information Center MNDOT 1,058 30 -
Stockton 697 17 -
Rollingstone 664 9 -
Lock and Dam No. 7 600 7 -
Whitewater State Park 600 156 -
Whitewater Travel Plaza, Inc. 600 0 -
Witoka Tavern 500 35 -
Altura 493 2 -
Hidden Valley Mobile Home Park 464 94 -
Grace Lutheran Church - Ridgeway 400 7 -
St. John's Lutheran Church and School 360 14 -
St. John's Lutheran Church 300 42 -
Utica 293 10 -
Grace Lutheran Church 270 0 -
Trinity Evangelical Lutheran Church 200 20 -
St. Luke's Evangelical Lutheran Church 200 0 -
Berea Moravian Church 150 6 -
Lock and Dam No. 5, Corps of Engineers 150 0 -
Cedar Valley Golf Course 150 2 -
Lazy D Campground 150 7 -
Elba 146 3 -
Bass Camp Resort 135 7 -
Immanuel Lutheran Church and School 130 10 -
St. Paul's Catholic Church 120 0 -
Technical Die-Casting, Inc. 120 0 -
Prairie Island Campground 120 6 -
Lewiston Church of the Brethren 105 27 -
First Evangelical Lutheran Church 100 0 -
Ridgeway Water Association 100 27 -
Buck's Bar - Minneiska Meats 100 14 -
Green Terrace Mobile Estates 86 35 -
Ridgeway Community School 85 7 -
Camp Everyday 80 14 -
Twin Bluffs Bar 75 14 -
Riverside United Methodist Church 70 21 -
Bethany Water Company 60 18 -
Consolidated Energy Company 60 5 -
Z&A Country Market 59 0 -
Black Horse Bar & Grill 50 0 -
Pickwick Inn 50 37 -
Pete's Inn 50 7 -
Eagle View Bar & Grill 50 0 -
Forest River Campground and Marina 50 7 -
CHS, St. Charles 50 0 -

Other Counties in Minnesota

Hennepin County
202 systems · 1,273,140 served · 1,534 violations
Ramsey County
43 systems · 579,780 served · 369 violations
Dakota County
135 systems · 391,434 served · 1,282 violations
Anoka County
245 systems · 328,280 served · 2,022 violations
Washington County
195 systems · 259,368 served · 1,652 violations
St. Louis County
364 systems · 178,965 served · 3,967 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Winona County? ▼
Winona County has 1,204 total drinking water violations across 79 water systems, of which 859 are health-based violations. 67.1% of systems have at least one violation.
How many people get water from Winona County systems? ▼
Water systems in Winona County serve approximately 51,377 people through 79 public water systems.
Has PFAS been detected in Winona County water? ▼
Of 3 water systems tested for PFAS in Winona County, 2 had PFAS detected (66.7% detection rate).
What types of water sources supply Winona County? ▼
Water systems in Winona County use GW (50 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 71.3% of Winona County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.