Winona, Texas Water Quality Report
Water quality data for 3 water systems serving 4,446 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
Get a Free Water Quality Consultation
Connect with a certified water treatment professional in Winona, Texas.
Get Water Quality Alerts
Be the first to know when water quality changes in Winona.
Compliance & Violations
Active Violations (2)
75
Sep 4, 2025
75
Dec 26, 2019
Resolved Violations (498)
02
Jul 1, 2025 — Sep 30, 2025
75
May 1, 2025
75
May 1, 2025
02
Apr 1, 2025 — Jun 30, 2025
02
Apr 1, 2025 — Jun 30, 2025
+ 493 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 3 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 22 active violations. See the violations section above for details.