Delphos, Ohio Water Quality Report
Water quality data for 2 water systems serving 8,254 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
Get a Free Water Quality Consultation
Connect with a certified water treatment professional in Delphos, Ohio.
Get Water Quality Alerts
Be the first to know when water quality changes in Delphos.
Compliance & Violations
Active Violations (14)
72
Nov 6, 2023
75
May 9, 2020
75
May 9, 2020
72
Nov 6, 2018
72
Nov 6, 2018
72
Nov 6, 2018
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (466)
71
Jul 1, 2025
71
Jul 1, 2025
72
Dec 20, 2024
72
Dec 20, 2024
3A
Dec 1, 2024 — Dec 31, 2024
+ 461 more resolved violations
Frequently Asked Questions
Is Delphos tap water safe to drink?
Delphos'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 Delphos tap water?
0 contaminants have been detected in Delphos's water supply across 2 water systems. See the full contaminant table above for details.
How can I improve my water quality in Delphos?
Install a water filter rated for the specific contaminants found in Delphos's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Delphos have any water quality violations?
Yes, Delphos currently has 14 active violations. See the violations section above for details.