Defiance, Iowa Water Quality Report
Water quality data for 1 water system serving 250 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (21)
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
Resolved Violations (184)
3A
May 1, 2024 — May 31, 2024
3A
May 1, 2024 — May 31, 2024
3A
May 1, 2024 — May 31, 2024
3A
May 1, 2024 — May 31, 2024
66
Dec 1, 2023
+ 179 more resolved violations
Frequently Asked Questions
Is Defiance tap water safe to drink?
Defiance'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 Defiance tap water?
0 contaminants have been detected in Defiance's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Defiance?
Install a water filter rated for the specific contaminants found in Defiance's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Defiance have any water quality violations?
Yes, Defiance currently has 21 active violations. See the violations section above for details.