Water Quality in Marlborough, MA
3 water systems serving 42,024 people
City Overview
Average lead detection across Marlborough water systems is 2.3 ppb (Low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 217 |
| Health-based violations | 13 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Marlborough
Frequently Asked Questions
Is Marlborough tap water safe to drink?
Marlborough 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 Marlborough, Massachusetts?
Marlborough has 3 public water systems serving approximately 42,024 people. The average lead level across sampled systems is 2.3 ppb. There are 217 total violations on record.
Does Marlborough have lead in the water?
EPA monitoring data shows an average lead detection of 2.3 ppb across Marlborough's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Marlborough?
3 public water systems are registered in Marlborough, Massachusetts with the EPA Safe Drinking Water Information System. Together they serve approximately 42,024 people.