Water Quality in Mountlake Terrace, WA
5 water systems serving 26,686 people
City Overview
Average lead detection across Mountlake Terrace water systems is 23.3 ppb (Elevated). The EPA action level is 15 ppb. 1 system have triggered action level violations.
Violation Summary
| Total violations on record | 46 |
| Health-based violations | 5 |
| Lead action level violations | 1 |
| Open (unresolved) violations | 0 |
Water Systems in Mountlake Terrace
Frequently Asked Questions
Is Mountlake Terrace tap water safe to drink?
Some water systems in Mountlake Terrace have detected elevated lead levels. While municipal treatment meets EPA standards, lead can leach from older home plumbing. Consider using a certified filter if your home was built before 1986.
What is the water quality in Mountlake Terrace, Washington?
Mountlake Terrace has 5 public water systems serving approximately 26,686 people. The average lead level across sampled systems is 23.3 ppb. There are 46 total violations on record.
Does Mountlake Terrace have lead in the water?
EPA monitoring data shows an average lead detection of 23.3 ppb across Mountlake Terrace's water systems. The EPA action level is 15 ppb. 1 system have triggered lead action level violations.
How many water utilities serve Mountlake Terrace?
5 public water systems are registered in Mountlake Terrace, Washington with the EPA Safe Drinking Water Information System. Together they serve approximately 26,686 people.