Ferndale, WA Water Quality
Is Ferndale's water safe to drink?
Ferndale's only violations on record are reporting or monitoring lapses, not a contaminant or treatment-technique failure EPA classifies as health-based. 19,305 people get their water from it, across 7,718 connections.
Ranked against every other system in this dataset
20 total violations and 0 health-based ones put Ferndale at the 22th percentile nationally for violation burden, rank 10,021 of 12,903.
Against the WA average
WA's 322 covered systems average 3.7 health-based violations each; Ferndale carries 0, not more than typical for the state. The clean-record guide covers what a comparison like this can hide.
Most recent violation on record
Ferndale's most recent violation on record is dated 2024-01-07. Last reported to EPA: 06/19/2026.
What Ferndale's record does not cover
Everything on this page is Ferndale's own reported record under the Safe Drinking Water Act - a regulatory filing, not a sample of your tap. Between the utility's meter and Ferndale's customers' taps is household plumbing, invisible to a system-level record ranked 10,021th of 12,903 by violation count. The guide to what this data misses covers that gap.