WaterQ
California State Report All States
Official Status: March 2026

Is Lost Hills tap water safe to drink?

✓ Generally Safe
A

Mostly yes — Lost Hills scores 99/100.

Safety Score
99
out of 100

Still not sure if you need a filter in Lost Hills?

Read Decision Guide →

Lost Hills

California

View California state report Verified: Apr 2026

Is Lost Hills tap water safe to drink?

Mostly yes — Lost Hills scores 99/100. This report aggregates EPA drinking water data across 0 local systems in Lost Hills. We found 0 total violations (0 unresolved).

Real-Time Environment

Live: 02:45 PM
0mm Precipitation

☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Lost Hills.

Water Quality Impact

✅ Minimal Impact Localized weather conditions may influence test result variability.

🛡️ Home Water Treatment Needs

Should you invest in filtration or softening for your home in Lost Hills?

Requirement Status
Optional
🟢
💡

Expert Advice

Your water quality is excellent. Standard filtration is optional but can further enhance taste.

Buying a Filter?

Should you buy a water purifier in Lost Hills? See our analysis.

Baby Formula Safety

Is Lost Hills tap water safe for infants? Critical safety guide.

Homebuyer's Perspective

For those looking to relocate to Lost Hills, water quality is a key factor in long-term property maintenance. The high safety score (99/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

Current records show no major contaminant spikes, making Lost Hills a preferred choice for health-conscious families.

View Health Risk Glossary →

Score Breakdown for Lost Hills

EPA Compliance & Violations 85/100
Contaminant Safety Margin 99%

*Scores are calculated using weighted EPA monitoring data from the past 5 years.

Frequently Asked Questions

Is Lost Hills tap water safe to drink?

Mostly yes — Lost Hills scores 99/100.

How many water systems serve Lost Hills?

Lost Hills is served by 0 public water systems in our latest EPA-backed dataset.

How can I check water quality for my exact address in Lost Hills?

Use the WaterQ search tool to look up your ZIP code and view nearby systems, contaminant levels, and recent violations for Lost Hills.

What is the water quality score for Lost Hills?

The water quality score for Lost Hills is N/A out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.

What are the top contaminants in Lost Hills?

Current contaminant data for Lost Hills is being updated. Check back soon or search your specific address for the latest results.

Water Quality Score
99/100
Grade
A
Water Systems
2
Population
4,258

Lost Hills Water Quality Summary

Lost Hills, CA receives a water quality score of 99/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 2 public water systems serving the area.

Lost Hills's water quality is above the national average, with strong compliance records and low contaminant levels. Residents generally receive clean, safe tap water that meets EPA standards.

Water quality data is sourced from the U.S. EPA SDWIS database and updated quarterly. Learn about our scoring methodology →

Water Systems Serving Lost Hills (0)

Water system data coming soon for Lost Hills.

Related

Compare Lost Hills water quality: View all states · Contaminant library · How we score water quality