Oak Harbor, Ohio Water Quality Report
Water quality data for 1 water system serving 4,615 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (1)
72
Dec 13, 2018
Resolved Violations (21)
27
Jan 1, 2025 — Mar 31, 2025
27
Jan 1, 2025 — Mar 31, 2025
27
Jan 1, 2025 — Mar 31, 2025
27
Jan 1, 2025 — Mar 31, 2025
27
Jan 1, 2025 — Mar 31, 2025
+ 16 more resolved violations
Frequently Asked Questions
Is Oak Harbor tap water safe to drink?
Oak Harbor'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 Oak Harbor tap water?
0 contaminants have been detected in Oak Harbor's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Oak Harbor?
Install a water filter rated for the specific contaminants found in Oak Harbor's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Oak Harbor have any water quality violations?
Yes, Oak Harbor currently has 1 active violation. See the violations section above for details.