Mount Vernon, Missouri Water Quality Report
Water quality data for 3 water systems serving 4,701 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (35)
71
Jul 1, 2025
4G
Oct 17, 2024
4G
Oct 17, 2024
66
Oct 1, 2024
66
Oct 1, 2024
Violation
Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
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Unknown
Resolved Violations (401)
31
Aug 1, 2025 — Aug 31, 2025
31
Aug 1, 2025 — Aug 31, 2025
31
Apr 1, 2025 — Apr 30, 2025
31
Apr 1, 2025 — Apr 30, 2025
31
Apr 1, 2025 — Apr 30, 2025
+ 396 more resolved violations
Frequently Asked Questions
Is Mount Vernon tap water safe to drink?
Mount Vernon'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 Mount Vernon tap water?
0 contaminants have been detected in Mount Vernon's water supply across 3 water systems. See the full contaminant table above for details.
How can I improve my water quality in Mount Vernon?
Install a water filter rated for the specific contaminants found in Mount Vernon's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Mount Vernon have any water quality violations?
Yes, Mount Vernon currently has 35 active violations. See the violations section above for details.