Waunakee, Wisconsin Water Quality Report
Water quality data for 5 water systems serving 15,999 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (8)
4H
Jul 2, 2025
75
Oct 17, 2024
66
Jan 1, 2012
66
Jan 1, 2012
66
Jan 1, 2012
66
Jan 1, 2012
66
Jan 1, 2012
66
Jan 1, 2012
Resolved Violations (492)
4G
Oct 17, 2024
66
Oct 1, 2024
66
Oct 1, 2024
27
Jan 1, 2024 — Dec 31, 2024
27
Jan 1, 2024 — Dec 31, 2024
+ 487 more resolved violations
Frequently Asked Questions
Is Waunakee tap water safe to drink?
Waunakee'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 Waunakee tap water?
0 contaminants have been detected in Waunakee's water supply across 5 water systems. See the full contaminant table above for details.
How can I improve my water quality in Waunakee?
Install a water filter rated for the specific contaminants found in Waunakee's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Waunakee have any water quality violations?
Yes, Waunakee currently has 23 active violations. See the violations section above for details.