Green Bay, Wisconsin Water Quality Report
Water quality data for 6 water systems serving 159,450 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (65)
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Resolved Violations (435)
75
Oct 17, 2024
2E
Oct 17, 2024
75
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
+ 430 more resolved violations
Frequently Asked Questions
Is Green Bay tap water safe to drink?
Green Bay'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 Green Bay tap water?
0 contaminants have been detected in Green Bay's water supply across 6 water systems. See the full contaminant table above for details.
How can I improve my water quality in Green Bay?
Install a water filter rated for the specific contaminants found in Green Bay's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Green Bay have any water quality violations?
Yes, Green Bay currently has 82 active violations. See the violations section above for details.