London, Ohio Water Quality Report
Water quality data for 2 water systems serving 2,930 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (11)
72
Jan 7, 2022
72
Jan 21, 2020
72
Nov 29, 2018
71
Jul 1, 2013
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (104)
72
Dec 20, 2024
72
Dec 20, 2024
53
Jul 1, 2024 — Dec 31, 2024
53
Jul 1, 2024 — Dec 31, 2024
53
Jul 1, 2024 — Dec 31, 2024
+ 99 more resolved violations
Frequently Asked Questions
Is London tap water safe to drink?
London'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 London tap water?
0 contaminants have been detected in London's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in London?
Install a water filter rated for the specific contaminants found in London's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does London have any water quality violations?
Yes, London currently has 11 active violations. See the violations section above for details.