WaterQ
California State Report All States
Official Status: March 2026

Is Loma Linda tap water safe to drink?

✓ Generally Safe
B

Mostly yes — Loma Linda scores 89/100.

Safety Score
89
out of 100

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Loma Linda

California

View California state report Data updated: Mar 2026

Is Loma Linda tap water safe to drink?

Mostly yes — Loma Linda scores 89/100. This report aggregates EPA drinking water data across 2 local systems in Loma Linda. We found 14 total violations (3 unresolved).

🛡️ Home Water Treatment Needs

Should you invest in filtration or softening for your home in Loma Linda?

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 Loma Linda? See our analysis.

Baby Formula Safety

Is Loma Linda tap water safe for infants? Critical safety guide.

Homebuyer's Perspective

For those looking to relocate to Loma Linda, water quality is a key factor in long-term property maintenance. The high safety score (89/100) suggests lower risk for plumbing corrosion and appliance scaling.

Property Impact: Positive / Stable

Health & Family Safety

Residents should monitor Lead (90th percentile) levels. Pregnant women and families with young children should consult the specific EPA health goals listed below.

View Health Risk Glossary →

Compliance Record for Loma Linda

14
Violations (5yr)
3
Unresolved
1
Contaminants Tracked
1
Exceeding EPA Limit

Based on EPA SDWIS violation records and contaminant test results for all water systems serving Loma Linda.

Frequently Asked Questions

Is Loma Linda tap water safe to drink?

Mostly yes — Loma Linda scores 89/100.

How many water systems serve Loma Linda?

Loma Linda is served by 2 public water systems in our latest EPA-backed dataset.

How can I check water quality for my exact address in Loma Linda?

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

What is the water quality score for Loma Linda?

The water quality score for Loma Linda is 89 out of 100, based on EPA contaminant data, violation history, and testing results across the 2 systems serving the city.

What are the top contaminants in Loma Linda?

The top contaminants detected in Loma Linda include Lead (90th percentile). View detailed information on our contaminants page.

Water Quality Score
89/100
Grade
B
Water Systems
2
Population
40,497

Loma Linda Water Quality Summary

Loma Linda, CA receives a water quality score of 89/100 (Grade B) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 2 public water systems serving the area.

Loma Linda'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.

Loma Linda's score of 89 matches the California state average, and above the nationwide average of roughly 78/100 across all U.S. states.

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

Key Contaminants

Lead (90th percentile) Violation
0.17 / 0.015 mg/L
0 mg/L MCL: 0.015 mg/L

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Water Systems Serving Loma Linda (2)

Related

Compare Loma Linda water quality: View all states · Contaminant library · How we score water quality