Ontario, Ohio Water Quality Report
Water quality data for 1 water system serving 6,656 people.
Water Source
Detected Contaminants
| Contaminant | Detected Level | EPA Limit (MCL) | Health Guideline | % of Limit | Status |
|---|---|---|---|---|---|
| lithium | 14.3 | No federal limit | 10.0 ug/L(EPA/USGS HBSL) | 143% | Above guideline |
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Compliance & Violations
Active Violations (1)
72
Dec 13, 2018
Resolved Violations (66)
72
Jul 1, 2002
72
Jul 1, 2002
03
Jul 1, 1999 — Dec 31, 1999
03
Jul 1, 1999 — Dec 31, 1999
03
Jul 1, 1999 — Dec 31, 1999
+ 61 more resolved violations
Frequently Asked Questions
Is Ontario tap water safe to drink?
Ontario'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 Ontario tap water?
1 contaminants have been detected in Ontario's water supply across 1 water system. See the full contaminant table above for details.
How can I improve my water quality in Ontario?
Install a water filter rated for the specific contaminants found in Ontario's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Ontario have any water quality violations?
Yes, Ontario currently has 1 active violation. See the violations section above for details.