St. Joseph, Minnesota Water Quality Report
Water quality data for 2 water systems serving 8,700 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (4)
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (44)
4H
Jul 2, 2025
4H
Jul 2, 2025
66
Jan 1, 2021
24
Mar 1, 2002 — Mar 31, 2002
24
Mar 1, 2002 — Mar 31, 2002
+ 39 more resolved violations
Frequently Asked Questions
Is St. Joseph tap water safe to drink?
St. Joseph'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 St. Joseph tap water?
0 contaminants have been detected in St. Joseph's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in St. Joseph?
Install a water filter rated for the specific contaminants found in St. Joseph's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does St. Joseph have any water quality violations?
Yes, St. Joseph currently has 4 active violations. See the violations section above for details.