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13-SECTION MUNICIPAL PROPERTY, MARKET, FLOOD & HAZARD HUB • KEY BISCAYNE, FL

Key Biscayne, Florida — Property Hazard, Flood Zone, Soil, Water & Market Guide

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What Are the Major Property, Flood, Soil & Environmental Risks in Key Biscayne, FL?

Public U.S. EPA records track 39 regulated facilities in Key Biscayne, Florida (Miami-Dade County), including 1 High-Risk sites (2.6%) and 1 active violators. In addition to industrial waste, Key Biscayne properties are screened for Tap Water & Watershed Permits (17 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 8 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).

Total EPA Sites
39
High-Risk (2.6% vs 0.7% State)
1
Active Violators (2.6%)
1
Drinking & Clean Water
17
Federal Penalties
$132,601

Key Biscayne, FL 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
Miami-Dade County: 8 FEMA Declarations (7 Flood/Storm)
🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Insurance Status Locked
Check Property Flood Zone →
🪨 USDA Soil, Foundation & Water Table
Shrink-Swell Risk Signal: MODERATE • Pipe Corrosion: Moderate
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
0 SDWIS Systems • 17 NPDES Permits
🔒 7 Impaired Water (303d) & 1 Violation Dockets Locked
Unlock Utility Violation Log →
☢️ EPA Radon & Karst Sinkhole
EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L)
Elevated Carbonate / Karst Sinkhole Belt — Monitor Foundation Settlement & Surface Depressions
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Key Biscayne, FL Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)
1. Municipal Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 19 (48.7%)
Clean Water (NPDES) & Drinking Water (SDWIS) 17 (43.6%)
Active EPA Non-Compliance Dockets 1 (2.6%)
High-Risk Enforcement Facilities 1 (2.6%)
2. FEMA NRI & USGS Hazard Index (1–10) Very High (99.6/100)
🌊 Flood Exposure 9/10 • Very High Hazard
🔥 Wildfire Hazard 5/10 • Moderate Hazard
☀️ Extreme Heat 7/10 • High Hazard
🌪️ Severe Wind / Storm 9/10 • Very High Hazard
🫨 USGS Earthquake 2/10 • Low Seismic Hazard
3. City vs. County & State Benchmark
Key Biscayne High-Risk Rate 2.6%
Miami-Dade County Average 0.6%
Florida (FL) Statewide Avg 0.7%
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 Key Biscayne →

ZIP Codes in Key Biscayne, FL

ZIP 33149 (54 sites • 2 High Risk)

Highest-Scored EPA Regulated Facilities in Key Biscayne, FL

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

Unlock Full Key Biscayne Dossier →
Facility Name / Hazard Type Sector Location (Street Redacted) Risk Tier & Score Compliance Status Enforcement / Unlock
🔒 Locked High-Risk EPA Enforcement Record #1 🔒 Exact Street & Parcel Redacted • KEY BISCAYNE, FL (ZIP 33149 Sector) HIGH (71/100) Violation Identified (11 qtrs NC) 🔒 $100,000+ Federal Fine • Unlock →
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • KEY BISCAYNE, FL (ZIP 33149 Sector) MODERATE (34/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • KEY BISCAYNE, FL (ZIP 33149 Sector) MODERATE (32/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • KEY BISCAYNE, FL (ZIP 33149 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Federal Penalty on File • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • KEY BISCAYNE, FL (ZIP 33149 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Federal Penalty on File • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • KEY BISCAYNE, FL (ZIP 33149 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • KEY BISCAYNE, FL (ZIP 33149 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • KEY BISCAYNE, FL (ZIP 33149 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
MAST ACADEMY NEW PLAY FIELD/ PARKIMPROVEMENT FREE PREVIEW (LOW RISK) 3979 RICKENBACKER CSWY, KEY BISCAYNE, FL 33149 LOW (19/100) No Violation Identified (0 qtrs NC) $0
MIAMI SEAQUARIUM TANK WATER FLOW-THROUGH DISCHARGE FACILITY FREE PREVIEW (LOW RISK) 4400 RICKENBACKER CAUSEWAY, KEY BISCAYNE, FL 33149 LOW (19/100) No Violation Identified (0 qtrs NC) $0
KEY BISCAYNE, VILLAGE OF FREE PREVIEW (LOW RISK) 88 W MCINTYRE ST, KEY BISCAYNE, FL 33149 LOW (17/100) No Violation Identified (0 qtrs NC) $0
BILL BAGGS CAPE FLORIDA STATE RECREATION AREA FREE PREVIEW (LOW RISK) 1200 CRANDON BLVD, KEY BISCAYNE, FL 33149 LOW (17/100) No Violation Identified (0 qtrs NC) $0
🔒 + 27 Additional Regulated & Enforcement Records in Key Biscayne, FL Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Key Biscayne, Florida Environmental Risk & Radon

How many EPA-regulated facilities are in Key Biscayne, FL?

U.S. EPA records track 39 regulated facilities in Key Biscayne, Florida, including 1 high-risk sites (2.6%), 1 active violators (2.6%), and 19 RCRA hazardous waste handlers (48.7%).

Which ZIP codes in Key Biscayne, FL have the most EPA-tracked sites?

Within Key Biscayne, regulated facilities are primarily concentrated across ZIP 33149 (54 sites).

How can I check a specific house or commercial property in Key Biscayne, FL?

Enter the exact street address in Key Biscayne 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 Key Biscayne, FL and how many EPA water permits exist?

In Key Biscayne, FL, federal registries track 0 Safe Drinking Water (SDWIS) facilities, 17 Clean Water Act NPDES permits, and 7 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Key Biscayne, FL?

USDA regional soil screening for Key Biscayne indicates a MODERATE shrink-swell foundation signal, and Miami-Dade County has recorded 8 federal FEMA disaster declarations (7 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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