Is Hidden Valley Lake, California tap water safe?
1 water system report serving Hidden Valley Lake. 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
Hidden Valley Lake CSD
Serves 6,235 people · Groundwater · 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 (2024).