Warren, Ohio Water Quality Report
Water quality data for 6 water systems serving 52,229 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| PFBA | 0.010 | No federal limit | 1000.0 ug/L(EWG) | 0% | Below guideline |
Get a Free Water Quality Consultation
Connect with a certified water treatment professional in Warren, Ohio.
Get Water Quality Alerts
Be the first to know when water quality changes in Warren.
Compliance & Violations
Active Violations (11)
34
Jul 4, 2025
34
Jul 4, 2025
71
Jul 1, 2024
48
Dec 22, 2022
48
Dec 22, 2022
48
Dec 22, 2022
48
Dec 22, 2022
72
Oct 6, 2020
72
Jan 14, 2020
72
Nov 30, 2018
66
Dec 31, 2014
Resolved Violations (489)
3A
Jul 1, 2025 — Jul 31, 2025
3A
Jul 1, 2025 — Jul 31, 2025
71
Jul 1, 2025
71
Jul 1, 2025
27
Oct 1, 2024 — Dec 31, 2024
+ 484 more resolved violations
Frequently Asked Questions
Is Warren tap water safe to drink?
Warren's water meets all EPA maximum contaminant levels. However, 1 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Warren tap water?
1 contaminants have been detected in Warren's water supply across 6 water systems. See the full contaminant table above for details.
How can I improve my water quality in Warren?
Install a water filter rated for the specific contaminants found in Warren's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Warren have any water quality violations?
Yes, Warren currently has 54 active violations. See the violations section above for details.