Grand Ronde, Oregon Water Quality Report
Water quality data for 2 water systems serving 2,800 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (14)
76
Sep 28, 2025
71
Jul 1, 2025
75
Mar 23, 2025
75
Mar 7, 2025
72
Oct 1, 2024
71
Jul 1, 2024
72
Oct 1, 2023
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (484)
38
Mar 1, 2025 — Mar 31, 2025
36
Mar 1, 2025 — Mar 31, 2025
36
Mar 1, 2025 — Mar 31, 2025
41
Jan 1, 2025 — Jan 31, 2025
41
Jan 1, 2025 — Jan 31, 2025
+ 479 more resolved violations
Frequently Asked Questions
Is Grand Ronde tap water safe to drink?
Grand Ronde'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 Grand Ronde tap water?
0 contaminants have been detected in Grand Ronde's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Grand Ronde?
Install a water filter rated for the specific contaminants found in Grand Ronde's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Grand Ronde have any water quality violations?
Yes, Grand Ronde currently has 14 active violations. See the violations section above for details.