Tomah, Wisconsin Water Quality Report
Water quality data for 1 water system serving 9,192 people.
Water Source
Detected Contaminants
Recommended Water Filters
Based on the contaminants detected in your water supply, these filtration systems are recommended:
Reverse Osmosis (RO)
Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.
Up to 99% PFAS removal
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Compliance & Violations
Active Violations (2)
Violation
Unknown
Violation
Unknown
Resolved Violations (125)
02
Apr 1, 2025 — Jun 30, 2025
02
Apr 1, 2025 — Jun 30, 2025
02
Apr 1, 2025 — Jun 30, 2025
02
Apr 1, 2025 — Jun 30, 2025
02
Apr 1, 2025 — Jun 30, 2025
+ 120 more resolved violations
Frequently Asked Questions
Is Tomah tap water safe to drink?
Tomah's water meets all EPA maximum contaminant levels. However, 3 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Tomah tap water?
3 contaminants have been detected in Tomah's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Tomah?
Install a water filter rated for the specific contaminants found in Tomah's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Tomah have any water quality violations?
Yes, Tomah currently has 2 active violations. See the violations section above for details.