Shelton, Washington Water Quality Report
Water quality data for 58 water systems serving 41,511 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (13)
57
Apr 2, 2025
57
Apr 1, 2025
65
Nov 30, 2024
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (847)
03
Jul 1, 2025 — Sep 30, 2025
71
Jul 1, 2025
71
Jul 1, 2025
3A
Jun 1, 2025 — Jun 30, 2025
3A
Apr 1, 2025 — Apr 30, 2025
+ 842 more resolved violations
Frequently Asked Questions
Is Shelton tap water safe to drink?
Shelton'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 Shelton tap water?
0 contaminants have been detected in Shelton's water supply across 58 water systems. See the full contaminant table above for details.
How can I improve my water quality in Shelton?
Install a water filter rated for the specific contaminants found in Shelton's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Shelton have any water quality violations?
Yes, Shelton currently has 103 active violations. See the violations section above for details.