Ferndale, California Water Quality Report
Water quality data for 2 water systems serving 408 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (2)
4H
Jul 2, 2025
52
Oct 1, 2020
Resolved Violations (57)
3A
Oct 1, 2024 — Dec 31, 2024
3A
Oct 1, 2024 — Dec 31, 2024
52
Oct 1, 2021
52
Oct 1, 2021
52
Oct 1, 2019
+ 52 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 2 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 2 active violations. See the violations section above for details.