Water Quality in Lancaster, PA
122 water systems serving 144,619 people
City Overview
Average lead detection across Lancaster water systems is 9.0 ppb (Moderate). The EPA action level is 15 ppb. 8 systems have triggered action level violations.
Violation Summary
| Total violations on record | 5705 |
| Health-based violations | 425 |
| Lead action level violations | 8 |
| Open (unresolved) violations | 0 |
Water Systems in Lancaster
Frequently Asked Questions
Is Lancaster tap water safe to drink?
Lancaster 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 Lancaster, Pennsylvania?
Lancaster has 122 public water systems serving approximately 144,619 people. The average lead level across sampled systems is 9.0 ppb. There are 5705 total violations on record.
Does Lancaster have lead in the water?
EPA monitoring data shows an average lead detection of 9.0 ppb across Lancaster's water systems. The EPA action level is 15 ppb. 8 systems have triggered lead action level violations.
How many water utilities serve Lancaster?
122 public water systems are registered in Lancaster, Pennsylvania with the EPA Safe Drinking Water Information System. Together they serve approximately 144,619 people.