Sumas, Washington Water Quality Report
Water quality data for 2 water systems serving 2,352 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (2)
52
Jan 1, 2000
Violation
Unknown
Resolved Violations (155)
52
Jan 1, 2015
71
Jul 1, 2013
71
Jul 1, 2011
03
Jan 1, 2008 — Dec 31, 2010
03
Jan 1, 2008 — Dec 31, 2010
+ 150 more resolved violations
Frequently Asked Questions
Is Sumas tap water safe to drink?
Sumas'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 Sumas tap water?
0 contaminants have been detected in Sumas's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Sumas?
Install a water filter rated for the specific contaminants found in Sumas's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Sumas have any water quality violations?
Yes, Sumas currently has 2 active violations. See the violations section above for details.