Cobb, Wisconsin Water Quality Report
Water quality data for 1 water system serving 458 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (7)
4H
Jul 2, 2025
75
Oct 17, 2024
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (130)
2E
Oct 17, 2024
3A
Oct 1, 2021 — Oct 31, 2021
3A
Oct 1, 2021 — Oct 31, 2021
3A
Oct 1, 2021 — Oct 31, 2021
3A
Oct 1, 2021 — Oct 31, 2021
+ 125 more resolved violations
Frequently Asked Questions
Is Cobb tap water safe to drink?
Cobb'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 Cobb tap water?
0 contaminants have been detected in Cobb's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Cobb?
Install a water filter rated for the specific contaminants found in Cobb's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Cobb have any water quality violations?
Yes, Cobb currently has 7 active violations. See the violations section above for details.