Winona, Mississippi Water Quality Report
Water quality data for 11 water systems serving 9,772 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Resolved Violations (500)
3A
Sep 1, 2025 — Sep 30, 2025
3A
Aug 1, 2025 — Aug 31, 2025
27
Jul 1, 2025 — Sep 30, 2025
27
Jul 1, 2025 — Sep 30, 2025
4G
Oct 17, 2024
+ 495 more resolved violations
Frequently Asked Questions
Is Winona tap water safe to drink?
Winona's water meets all EPA maximum contaminant levels. However, 0 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Winona tap water?
0 contaminants have been detected in Winona's water supply across 11 water systems. See the full contaminant table above for details.
How can I improve my water quality in Winona?
Install a water filter rated for the specific contaminants found in Winona's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Winona have any water quality violations?
Yes, Winona currently has 40 active violations. See the violations section above for details.