Ferndale, Washington Water Quality Report
Water quality data for 19 water systems serving 21,726 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (1)
52
Jan 1, 2022
Resolved Violations (499)
71
Jul 1, 2025
71
Jul 1, 2025
3A
Jul 1, 2025 — Jul 31, 2025
01
Apr 1, 2025 — Jun 30, 2025
71
Jul 1, 2024
+ 494 more resolved violations
Frequently Asked Questions
Is Ferndale tap water safe to drink?
Ferndale'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 Ferndale tap water?
0 contaminants have been detected in Ferndale's water supply across 19 water systems. See the full contaminant table above for details.
How can I improve my water quality in Ferndale?
Install a water filter rated for the specific contaminants found in Ferndale's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Ferndale have any water quality violations?
Yes, Ferndale currently has 44 active violations. See the violations section above for details.