Keauhou, HI Water Safety: 66/100 (2026)
1 ZIP code · 1 water system · Updated 2026-07-19
ZipCheckup grade for Keauhou: C.
A mixed picture - some signals here are worth your attention.
Across water systems in Keauhou, safety results are uneven - a portion carry active or recent violations, while others meet federal standards without incident, placing the city in the middle tier for HI.
How Keauhou Compares
Data: EPA SDWIS Last verified: 2026-07-19
Keauhou's Water Providers
Federal records track 1 water system in Keauhou, HI, and a single provider handles the dominant share of residential connections while carrying primary responsibility for EPA compliance.
- C
Overview
We track water quality and home safety data for 1 ZIP code in Keauhou, Hawaii, covering 1 community water system serving approximately 250 people.
No EPA violations are recorded for the tracked water systems in Keauhou as of the latest reporting period.
Home Safety Score
Average Home Safety Score for Keauhou: C (66/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Keauhou water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Keauhou
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 96739 | C | KEOPU WATER ASSOCIATION | 250 |
All ZIP Codes in Keauhou
- 96739 [C]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Keauhou Community Health Snapshot
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
What You Can Do in Keauhou
- Test your water at home. City-level data shows averages - your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
Deep Dive Reports
Detailed analysis for Keauhou, HI