Riddle, Oregon Water Quality Report
Water quality data for 5 water systems serving 2,014 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (5)
71
Jul 1, 2025
75
Apr 10, 2025
2E
Oct 17, 2024
72
Oct 1, 2024
71
Jul 1, 2024
Resolved Violations (495)
36
Sep 1, 2025 — Sep 30, 2025
38
Sep 1, 2025 — Sep 30, 2025
36
Sep 1, 2025 — Sep 30, 2025
71
Jul 1, 2025
3A
Mar 1, 2025 — Mar 31, 2025
+ 490 more resolved violations
Frequently Asked Questions
Is Riddle tap water safe to drink?
Riddle'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 Riddle tap water?
0 contaminants have been detected in Riddle's water supply across 5 water systems. See the full contaminant table above for details.
How can I improve my water quality in Riddle?
Install a water filter rated for the specific contaminants found in Riddle's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Riddle have any water quality violations?
Yes, Riddle currently has 20 active violations. See the violations section above for details.