Water Quality in Ontario, NY
12 water systems serving 12,835 people
City Overview
Average lead detection across Ontario water systems is 1.9 ppb (Low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 1634 |
| Health-based violations | 17 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Ontario
Frequently Asked Questions
Is Ontario tap water safe to drink?
Ontario tap water meets EPA standards for most contaminants. Review the individual water system pages below for the latest lead sample results and violation history.
What is the water quality in Ontario, New York?
Ontario has 12 public water systems serving approximately 12,835 people. The average lead level across sampled systems is 1.9 ppb. There are 1634 total violations on record.
Does Ontario have lead in the water?
EPA monitoring data shows an average lead detection of 1.9 ppb across Ontario's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Ontario?
12 public water systems are registered in Ontario, New York with the EPA Safe Drinking Water Information System. Together they serve approximately 12,835 people.