Eureka, Kansas Water Quality Report
Water quality data for 3 water systems serving 5,236 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (19)
4H
Jul 2, 2025
4H
Jul 2, 2025
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (208)
36
Jul 1, 2025 — Jul 31, 2025
36
Jul 1, 2025 — Jul 31, 2025
27
Nov 1, 2024 — Nov 30, 2024
27
Nov 1, 2024 — Nov 30, 2024
3A
Nov 1, 2024 — Nov 30, 2024
+ 203 more resolved violations
Frequently Asked Questions
Is Eureka tap water safe to drink?
Eureka'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 Eureka tap water?
0 contaminants have been detected in Eureka's water supply across 3 water systems. See the full contaminant table above for details.
How can I improve my water quality in Eureka?
Install a water filter rated for the specific contaminants found in Eureka's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Eureka have any water quality violations?
Yes, Eureka currently has 19 active violations. See the violations section above for details.