Water Quality in Hyannis, MA
14 water systems serving 35,586 people
City Overview
Average lead detection across Hyannis water systems is 0.5 ppb (Very low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 201 |
| Health-based violations | 15 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Hyannis
Frequently Asked Questions
Is Hyannis tap water safe to drink?
Hyannis 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 Hyannis, Massachusetts?
Hyannis has 14 public water systems serving approximately 35,586 people. The average lead level across sampled systems is 0.5 ppb. There are 201 total violations on record.
Does Hyannis have lead in the water?
EPA monitoring data shows an average lead detection of 0.5 ppb across Hyannis's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Hyannis?
14 public water systems are registered in Hyannis, Massachusetts with the EPA Safe Drinking Water Information System. Together they serve approximately 35,586 people.