Water Quality in Nampa, ID
147 water systems serving 128,927 people
City Overview
Average lead detection across Nampa water systems is 2.8 ppb (Low). The EPA action level is 15 ppb. 1 system have triggered action level violations.
Violation Summary
| Total violations on record | 5053 |
| Health-based violations | 872 |
| Lead action level violations | 1 |
| Open (unresolved) violations | 0 |
Water Systems in Nampa
Frequently Asked Questions
Is Nampa tap water safe to drink?
Nampa 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 Nampa, Idaho?
Nampa has 147 public water systems serving approximately 128,927 people. The average lead level across sampled systems is 2.8 ppb. There are 5053 total violations on record.
Does Nampa have lead in the water?
EPA monitoring data shows an average lead detection of 2.8 ppb across Nampa's water systems. The EPA action level is 15 ppb. 1 system have triggered lead action level violations.
How many water utilities serve Nampa?
147 public water systems are registered in Nampa, Idaho with the EPA Safe Drinking Water Information System. Together they serve approximately 128,927 people.