Maui County, Hawaii — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Maui County, HI?
In Maui County, Hawaii, public U.S. EPA records track 193 regulated facilities (#7 of 9 in Hawaii), including 5 (2.6%) High-Risk sites and $339,611 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 179 Clean Water NPDES permits, 11 FEMA Federal Disaster Declarations (6 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
Maui County, HI 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Maui County, HI Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Maui County
ZIP Codes in Maui County
Top EPA Regulated Facilities in Maui County, HI
100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).
| Facility Name / Hazard Type | Sector Location (Street Redacted) | Risk Tier & Score | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • KIHEI, HI (ZIP 96753 Sector) | MODERATE (45/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • LAHAINA, HI (ZIP 96761 Sector) | MODERATE (42/100) | Violation Identified (1 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • KULA, HI (ZIP 96790 Sector) | MODERATE (38/100) | Violation Identified (1 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • WAKE ISLAND, HI (ZIP 96898 Sector) | MODERATE (38/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • KAHULUI, HI (ZIP 96732 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • KAUNAKAKAI, HI (ZIP 96748 Sector) | MODERATE (32/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • WAILUKU, HI (ZIP 96793 Sector) | MODERATE (31/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • HANA, HI (ZIP 96713 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| FOUR SEASONS RESORT LANAI AT MANELE BAY TEMPORARY PREFABRICATED BRIDGE FREE PREVIEW (LOW RISK) | 1 MANELE BAY DRIVE, LANAI CITY, HI 96763 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| FEDEX FREE PREVIEW (LOW RISK) | 400 HANA HIGHWAY, KAHULUI, HI 96732 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| EXCESS EARTHEN STOCKPILE REMOVAL AND LAND RESTORATION FREE PREVIEW (LOW RISK) | NORTH OF HONOAPIILANI HWY BETWEEN KAI HELE ST, HOK, LAHAINA, HI 96761 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| MEMORY CARE FACILITY FREE PREVIEW (LOW RISK) | 1347 NORTH NINAU STREET, KIHEI, HI 96753 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Maui County, Hawaii Environmental Due Diligence
How many EPA-regulated environmental sites are in Maui County County, Hawaii?
Public U.S. EPA records track 193 regulated facilities in Maui County County, Hawaii (ranking #7 of 9 jurisdictions in HI). Of those, 5 (2.6%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 10 (5.2%) have active non-compliance quarters.
Which ZIP codes and cities in Maui County County have the highest regulated facility density?
Within Maui County County, the highest concentrations of EPA-tracked facilities are located in ZIP 96748 (Kaunakakai, 38 sites), ZIP 96830 (Jbphh, 1 sites), spanning municipal corridors including Kaunakakai (35 sites), Maunaloa (3 sites), Naiwa (2 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Maui County County?
Across Maui County County, 4 facilities (2.1% of regulated sites) are registered Resource Conservation and Recovery Act (RCRA) hazardous waste generators or handlers, and 0 industrial sites report toxic chemical releases to the EPA Toxics Release Inventory (TRI).
What is the EPA Radon Zone classification for Maui County County, HI?
Geologic indoor air screening places Maui County County in EPA Zone 3 — Low Potential (< 2.0 pCi/L). Counties in EPA Radon Zone 3 have a predicted average indoor radon level below 2.0 pCi/L, indicating lower regional geologic radon risk.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Maui County County, HI?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 179 Clean Water Act NPDES permits, and 83 impaired water dischargers in Maui County County, alongside 11 historical FEMA federal disaster declarations (6 flood/storm events).
Does Maui County, HI have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Maui County indicates a LOW shrink-swell risk signal and steel pipe corrosivity rated Moderate. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.