Water Quality in Winona, MN (55979)

EPA violation data for public water systems serving ZIP code 55979.

Past Health-Based Violations

2 health-based violations were found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved.

More violations than 36% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

1,053

Population

7

Water Systems

2

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (7)

Winona

2 health-based
Groundwater 27,782 people served
2 violations (5yr) · 2 health-based · All resolved
Lead tested: 2 ppb (limit: 15 ppb)

Utica

Groundwater 293 people served
0 violations

Pilot Mound Lutheran Church

Groundwater 153 people served
0 violations

Ruan Truck Terminal

Groundwater 25 people served
0 violations

Fremont Co-Op Creamery

Groundwater 25 people served
0 violations

Four Winds Lounge

Groundwater 25 people served
0 violations

Kappers Construction

Groundwater 25 people served
0 violations

Contaminants Found

Combined Radium (-226 and -228)Health-Based
2 violations
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Winona (55979) has more violations than 36% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 2.

Fewer violations 36th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Whole House Carbon Filter

A solid baseline for improving overall water quality. Reduces chlorine, sediment, and many common contaminants throughout your entire home.

Targets:Chlorine, Sediment, Taste & Odor

Look for:NSF/ANSI 42 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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