Wausau, Wisconsin Water Quality Report
Water quality data for 6 water systems serving 46,787 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| PFBA | 0.016 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFBS | 0.004 | No federal limit | 2000.0 ug/L(EPA Health Advisory) | 0% | Below guideline |
| PFHxA | 0.006 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
| PFHxS | 0.009 | 0.010 ug/L | 0.001 ug/L(EWG) | 92% | Near limit |
| PFOA | 0.005 | 0.004 ug/L | 0.090 ug/L(EWG) | 130% | Above limit |
| PFOS | 0.009 | 0.004 ug/L | 0.300 ug/L(EWG) | 235% | Above limit |
| PFPeA | 0.023 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
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 (23)
75
Oct 17, 2024
75
Oct 17, 2024
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Resolved Violations (288)
66
Jan 1, 2025
66
Jan 1, 2025
66
Jan 1, 2025
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Jan 1, 2025
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Jan 1, 2025
+ 283 more resolved violations
Frequently Asked Questions
Is Wausau tap water safe to drink?
Wausau's water has 2 contaminants detected above EPA limits. While the water is treated, residents may want to consider additional filtration.
What contaminants are in Wausau tap water?
7 contaminants have been detected in Wausau's water supply across 6 water systems. See the full contaminant table above for details.
How can I improve my water quality in Wausau?
Install a water filter rated for the specific contaminants found in Wausau's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Wausau have any water quality violations?
Yes, Wausau currently has 23 active violations. See the violations section above for details.