Mahaska, Kansas Water Quality Report
Water quality data for 1 water system serving 44 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (10)
4H
Jul 2, 2025
66
Dec 31, 2020
66
Dec 30, 2017
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (113)
3A
Oct 1, 2024 — Oct 31, 2024
3A
Oct 1, 2024 — Oct 31, 2024
27
Oct 1, 2024 — Oct 31, 2024
27
Oct 1, 2024 — Oct 31, 2024
27
Oct 1, 2024 — Oct 31, 2024
+ 108 more resolved violations
Frequently Asked Questions
Is Mahaska tap water safe to drink?
Mahaska'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 Mahaska tap water?
0 contaminants have been detected in Mahaska's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Mahaska?
Install a water filter rated for the specific contaminants found in Mahaska's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Mahaska have any water quality violations?
Yes, Mahaska currently has 10 active violations. See the violations section above for details.