Water Quality in Denville, NJ
16 water systems serving 19,162 people
City Overview
Average lead detection across Denville water systems is 6.6 ppb (Moderate). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 820 |
| Health-based violations | 65 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Denville
Frequently Asked Questions
Is Denville tap water safe to drink?
Denville 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 Denville, New Jersey?
Denville has 16 public water systems serving approximately 19,162 people. The average lead level across sampled systems is 6.6 ppb. There are 820 total violations on record.
Does Denville have lead in the water?
EPA monitoring data shows an average lead detection of 6.6 ppb across Denville's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Denville?
16 public water systems are registered in Denville, New Jersey with the EPA Safe Drinking Water Information System. Together they serve approximately 19,162 people.