Mesa, Washington Water Quality Report
Water quality data for 2 water systems serving 2,235 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (7)
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (135)
71
Jul 1, 2025
01
Jan 1, 2025 — Jul 31, 2025
3A
May 1, 2024 — May 31, 2024
71
Jul 1, 2023
3A
Apr 1, 2023 — Apr 30, 2023
+ 130 more resolved violations
Frequently Asked Questions
Is Mesa tap water safe to drink?
Mesa'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 Mesa tap water?
0 contaminants have been detected in Mesa's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Mesa?
Install a water filter rated for the specific contaminants found in Mesa's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Mesa have any water quality violations?
Yes, Mesa currently has 7 active violations. See the violations section above for details.