Snohomish, Washington Water Quality Report
Water quality data for 14 water systems serving 41,214 people.
Water Source
Detected Contaminants
Recommended Water Filters
Based on the contaminants detected in your water supply, these filtration systems are recommended:
Reverse Osmosis (RO)
Reverse osmosis systems remove up to 99% of PFAS compounds. Recommended for homes with detected PFAS.
Up to 99% PFAS removal
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Compliance & Violations
Resolved Violations (500)
71
Jul 1, 2024
27
Jan 1, 2024 — Dec 31, 2024
27
Jan 1, 2024 — Dec 31, 2024
27
Oct 1, 2023 — Dec 31, 2023
27
Oct 1, 2023 — Dec 31, 2023
+ 495 more resolved violations
Frequently Asked Questions
Is Snohomish tap water safe to drink?
Snohomish's water meets all EPA maximum contaminant levels. However, 3 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Snohomish tap water?
3 contaminants have been detected in Snohomish's water supply across 14 water systems. See the full contaminant table above for details.
How can I improve my water quality in Snohomish?
Install a water filter rated for the specific contaminants found in Snohomish's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Snohomish have any water quality violations?
Yes, Snohomish currently has 21 active violations. See the violations section above for details.