Is East Irvine, California tap water safe?
1 water system report serving East Irvine. 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
Irvine Ranch Water District (IRWD)
Serves 450,323 people · Surface water · Full report →
No health-based violations in the last 5 years; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).