WaterQ
Hawaii State Report All States
Official Status: March 2026

Is Kailua-Kona tap water safe to drink?

✓ Generally Safe
A

Mostly yes — Kailua-Kona scores 100/100.

Safety Score
100
out of 100

Still not sure if you need a filter in Kailua-Kona?

Read Decision Guide →

Kailua-Kona

Hawaii

View Hawaii state report Data updated: Mar 2026

Is Kailua-Kona tap water safe to drink?

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

Real-Time Environment

Live: 03:45 PM
0mm Precipitation

☀️ No active precipitation. Rainfall can impact surface water turbidity and pollutant runoff in Kailua-Kona.

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 Kailua-Kona?

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 Kailua-Kona? See our analysis.

Baby Formula Safety

Is Kailua-Kona tap water safe for infants? Critical safety guide.

Homebuyer's Perspective

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

Property Impact: Positive / Stable

Health & Family Safety

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

View Health Risk Glossary →

Compliance Record for Kailua-Kona

0
Violations (5yr)
0
Unresolved
0
Contaminants Tracked
0
Exceeding EPA Limit

Based on EPA SDWIS violation records and contaminant test results for all water systems serving Kailua-Kona.

Frequently Asked Questions

Is Kailua-Kona tap water safe to drink?

Mostly yes — Kailua-Kona scores 100/100.

How many water systems serve Kailua-Kona?

Kailua-Kona is served by 0 public water systems in our latest EPA-backed dataset.

How can I check water quality for my exact address in Kailua-Kona?

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

What is the water quality score for Kailua-Kona?

The water quality score for Kailua-Kona is 100 out of 100, based on EPA contaminant data, violation history, and testing results for all serving water systems.

What are the top contaminants in Kailua-Kona?

Current contaminant data for Kailua-Kona is being updated. Check back soon or search your specific address for the latest results.

Water Quality Score
100/100
Grade
A
Water Systems
1
Population
1,945

Kailua-Kona Water Quality Summary

Kailua-Kona, HI receives a water quality score of 100/100 (Grade A) based on EPA Safe Drinking Water Information System (SDWIS) compliance data for 1 public water system serving the area.

Kailua-Kona'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.

Kailua-Kona's score of 100 is 22 points above the Hawaii state average of 78, 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 Hawaii water quality rankings report →

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Water Systems Serving Kailua-Kona (0)

Water system data coming soon for Kailua-Kona.

Related

Compare Kailua-Kona water quality: View all states · Contaminant library · How we score water quality