Langley, Washington Water Quality Report
Water quality data for 3 water systems serving 1,511 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (1)
Violation
Unknown
Resolved Violations (265)
71
Jul 1, 2025
71
Jul 1, 2025
71
Jul 1, 2025
03
Apr 1, 2025 — Jun 30, 2025
03
Apr 1, 2025 — Jun 30, 2025
+ 260 more resolved violations
Frequently Asked Questions
Is Langley tap water safe to drink?
Langley'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 Langley tap water?
0 contaminants have been detected in Langley's water supply across 3 water systems. See the full contaminant table above for details.
How can I improve my water quality in Langley?
Install a water filter rated for the specific contaminants found in Langley's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Langley have any water quality violations?
Yes, Langley currently has 1 active violation. See the violations section above for details.