Shell Lake, Wisconsin Water Quality Report
Water quality data for 1 water system serving 950 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (5)
75
Oct 17, 2024
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (83)
4H
Jul 2, 2025
2E
Oct 17, 2024
66
Jan 1, 2024
66
Jan 1, 2024
22
Oct 1, 2014 — Oct 31, 2014
+ 78 more resolved violations
Frequently Asked Questions
Is Shell Lake tap water safe to drink?
Shell Lake'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 Shell Lake tap water?
0 contaminants have been detected in Shell Lake's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Shell Lake?
Install a water filter rated for the specific contaminants found in Shell Lake's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Shell Lake have any water quality violations?
Yes, Shell Lake currently has 5 active violations. See the violations section above for details.