Crater Lake, Oregon Water Quality Report
Water quality data for 1 water system serving 200 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (5)
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (130)
71
Jul 1, 2023
19
Jan 1, 2021 — Dec 31, 2021
3A
Oct 1, 2019 — Oct 31, 2019
34
Aug 1, 2010
34
Aug 1, 2010
+ 125 more resolved violations
Frequently Asked Questions
Is Crater Lake tap water safe to drink?
Crater Lake'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 Crater Lake tap water?
0 contaminants have been detected in Crater Lake's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Crater Lake?
Install a water filter rated for the specific contaminants found in Crater Lake's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Crater Lake have any water quality violations?
Yes, Crater Lake currently has 5 active violations. See the violations section above for details.