Water Quality in Norman, OK
102 water systems serving 177,599 people
City Overview
Average lead detection across Norman water systems is 1.4 ppb (Low). The EPA action level is 15 ppb. 1 system have triggered action level violations.
Violation Summary
| Total violations on record | 6334 |
| Health-based violations | 525 |
| Lead action level violations | 1 |
| Open (unresolved) violations | 0 |
Water Systems in Norman
Frequently Asked Questions
Is Norman tap water safe to drink?
Norman 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 Norman, Oklahoma?
Norman has 102 public water systems serving approximately 177,599 people. The average lead level across sampled systems is 1.4 ppb. There are 6334 total violations on record.
Does Norman have lead in the water?
EPA monitoring data shows an average lead detection of 1.4 ppb across Norman's water systems. The EPA action level is 15 ppb. 1 system have triggered lead action level violations.
How many water utilities serve Norman?
102 public water systems are registered in Norman, Oklahoma with the EPA Safe Drinking Water Information System. Together they serve approximately 177,599 people.