Is Mountlake Terrace, Washington tap water safe?
1 water system report serving Mountlake Terrace. Your water depends on which one serves your address. Check your bill if unsure. This list is matched from the ZIP codes in this place, so it may include nearby systems.
A
City of Mountlake Terrace
Serves 26,402 people · Surface water · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; PFAS tested (UCMR 5), none above federal limits.