13-SECTION MUNICIPAL PROPERTY, MARKET, FLOOD & HAZARD HUB • OAHU, HI

Oahu, Hawaii — Property Hazard, Flood Zone, Soil, Water & Market Guide

Q: How many EPA-regulated facilities are in Oahu, HI?

U.S. EPA records track 2 regulated facilities in Oahu, Hawaii, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 0 RCRA hazardous waste handlers (0.0%).

Q: Which ZIP codes in Oahu, HI have the most EPA-tracked sites?

Within Oahu, regulated facilities are primarily concentrated across local postal codes.

Q: How can I check a specific house or commercial property in Oahu, HI?

Enter the exact street address in Oahu into the FullPropertyReport radius scanner to screen all EPA ECHO, FRS, RCRA, TRI, USDA soil foundation shrink-swell, drinking water (SDWIS), FEMA flood zone, and county radon records within 0.5 to 3.0 miles.

Q: Is tap water safe in Oahu, HI and how many EPA water permits exist?

In Oahu, HI, federal registries track 0 Safe Drinking Water (SDWIS) facilities, 1 Clean Water Act NPDES permits, and 0 impaired water body dischargers.

Q: What is the soil foundation risk and FEMA flood disaster history in Oahu, HI?

USDA regional soil screening for Oahu indicates a LOW shrink-swell foundation signal, and Portable Source County has recorded 19 federal FEMA disaster declarations (8 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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What Are the Major Property, Flood, Soil & Environmental Risks in Oahu, HI?

Public U.S. EPA records track 2 regulated facilities in Oahu, Hawaii (Portable Source County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Oahu properties are screened for Tap Water & Watershed Permits (1 systems), USDA Soil Foundation Shrink-Swell (LOW signal), 19 County FEMA Disaster Declarations, and EPA Zone 3 — Low Potential (< 2.0 pCi/L).

Total EPA Sites

2

High-Risk (0.0% vs 1.1% State)

0

Active Violators (0.0%)

0

Drinking & Clean Water

1

Federal Penalties

$0

Oahu, HI 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals

🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan

🌊 Flood Zone & FEMA Disaster History

Portable Source County: 19 FEMA Declarations (8 Flood/Storm)

🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Insurance Status Locked

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🪨 USDA Soil, Foundation & Water Table

Shrink-Swell Risk Signal: LOW • Pipe Corrosion: Moderate

🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked

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🚰 Tap Water (SDWIS) & PFAS Check

0 SDWIS Systems • 1 NPDES Permits

🔒 0 Impaired Water (303d) & 0 Violation Dockets Locked

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☢️ EPA Radon & Karst Sinkhole

EPA Zone 3 — Low Potential (< 2.0 pCi/L)

Low / Non-Karst Bedrock & Alluvial Formation

🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Oahu, HI Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)

1. Municipal Regulatory & Water Program Mix

RCRA Hazardous Waste Generators 0 (0.0%)

Clean Water (NPDES) & Drinking Water (SDWIS) 1 (50.0%)

Active EPA Non-Compliance Dockets 0 (0.0%)

High-Risk Enforcement Facilities 0 (0.0%)

2. FEMA NRI & USGS Hazard Index (1–10) Relatively High (98.5/100)

🌊 Flood Exposure 7/10 • High Hazard

🔥 Wildfire Hazard 7/10 • High Hazard

☀️ Extreme Heat 1/10 • Very Low Hazard

🌪️ Severe Wind / Storm 3/10 • Low Hazard

🫨 USGS Earthquake 7/10 • High Hazard

3. City vs. County & State Benchmark

Oahu High-Risk Rate 0.0%

Portable Source County Average 0.0%

Hawaii (HI) Statewide Avg 1.1%

Unlock Street-Level Dossier: Paid report reveals exact facility names, distances in feet, USDA soil LEP %, water table depth, and parcel flood zone.

🔒 Scan a Property Address in Oahu →

ZIP Codes in Oahu, HI

Highest-Scored EPA Regulated Facilities in Oahu, HI

100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).

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Facility Name / Hazard Type	Sector Location (Street Redacted)	Risk Tier & Score	Compliance Status	Enforcement / Unlock
KALAKA NUI FREE PREVIEW (LOW RISK)	VARIOUS, OAHU, HI 99999	LOW (13/100)	No Violation Identified (0 qtrs NC)	$0
DRUM ROAD UPGRADE - FY05 MCA FREE PREVIEW (LOW RISK)	UNKNOWN, OAHU, HI 96712	LOW (13/100)	No Violation Identified (0 qtrs NC)	$0

Frequently Asked Questions — Oahu, Hawaii Environmental Risk & Radon

How many EPA-regulated facilities are in Oahu, HI?

U.S. EPA records track 2 regulated facilities in Oahu, Hawaii, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 0 RCRA hazardous waste handlers (0.0%).

Which ZIP codes in Oahu, HI have the most EPA-tracked sites?

Within Oahu, regulated facilities are primarily concentrated across local postal codes.

How can I check a specific house or commercial property in Oahu, HI?

Enter the exact street address in Oahu into the FullPropertyReport radius scanner to screen all EPA ECHO, FRS, RCRA, TRI, USDA soil foundation shrink-swell, drinking water (SDWIS), FEMA flood zone, and county radon records within 0.5 to 3.0 miles.

Is tap water safe in Oahu, HI and how many EPA water permits exist?

In Oahu, HI, federal registries track 0 Safe Drinking Water (SDWIS) facilities, 1 Clean Water Act NPDES permits, and 0 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Oahu, HI?

USDA regional soil screening for Oahu indicates a LOW shrink-swell foundation signal, and Portable Source County has recorded 19 federal FEMA disaster declarations (8 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.