Maui Highlands
EPA ID: HI0000256 · 26 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Maui Highlands (HI0000256): no EPA violations recorded in the last five years. Five years of EPA monitoring have produced no violations for Maui Highlands - the supplier serving 26 residents has kept every contaminant level within federal limits, a result that places it among the top-performing utilities for systems with a service population of comparable size.
Data: EPA SDWIS
Service Area Map
Coverage area for Maui Highlands Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Maui Highlands serves a community with a median household income of $87,948 and an estimated 29,249 residents across its service area. Approximately 48% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Maui Highlands's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Hawaii
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Maui Highlands (EPA ID: HI0000256) is a community water system in Hawaii that serves approximately 26 people from groundwater sources.
This system serves ZIP code 96753 in Kihei.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by HI or modeled from parcel and building-footprint data.
- 96753 - Kihei
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Maui Highlands (HI0000256) on EPA.gov.
Frequently Asked Questions
Is Maui Highlands water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Maui Highlands in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Maui Highlands serve?
Maui Highlands serves approximately 26 people across 1 ZIP code in Hawaii.
Where does Maui Highlands get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Maui Highlands Water Quality Report, HI. https://zipcheckup.com/water-system/hi0000256/
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title = {{Maui Highlands Water Quality Report, HI}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/hi0000256/}
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