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13-SECTION MUNICIPAL PROPERTY, MARKET, FLOOD & HAZARD HUB • CLAYTON, MO

Clayton, Missouri — Property Hazard, Flood Zone, Soil, Water & Market Guide

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What Are the Major Property, Flood, Soil & Environmental Risks in Clayton, MO?

Public U.S. EPA records track 47 regulated facilities in Clayton, Missouri (St. Louis County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Clayton properties are screened for Tap Water & Watershed Permits (26 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 3 County FEMA Disaster Declarations, and EPA Zone 1 — High Potential (> 4.0 pCi/L).

Total EPA Sites
47
High-Risk (0.0% vs 1.5% State)
0
Active Violators (0.0%)
0
Drinking & Clean Water
26
Federal Penalties
$0

Clayton, MO 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
St. Louis County: 3 FEMA Declarations (3 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: High
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
0 SDWIS Systems • 26 NPDES Permits
🔒 8 Impaired Water (303d) & 1 Violation Dockets Locked
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☢️ EPA Radon & Karst Sinkhole
EPA Zone 1 — High Potential (> 4.0 pCi/L)
Elevated Carbonate / Karst Sinkhole Belt — Monitor Foundation Settlement & Surface Depressions
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Clayton, MO 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 17 (36.2%)
Clean Water (NPDES) & Drinking Water (SDWIS) 26 (55.3%)
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 (98.7/100)
🌊 Flood Exposure 7/10 • High Hazard
🔥 Wildfire Hazard 1/10 • Very Low Hazard
☀️ Extreme Heat 9/10 • Very High Hazard
🌪️ Severe Wind / Storm 9/10 • Very High Hazard
🫨 USGS Earthquake 7/10 • High Hazard
3. City vs. County & State Benchmark
Clayton High-Risk Rate 0.0%
St. Louis County Average 0.9%
Missouri (MO) Statewide Avg 1.5%
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 Clayton →

ZIP Codes in Clayton, MO

ZIP 63105 (97 sites • 0 High Risk)

Highest-Scored EPA Regulated Facilities in Clayton, MO

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
🔒 Locked Regulated EPA Enforcement Record #1 🔒 Exact Street & Parcel Redacted • CLAYTON, MO (ZIP 63124 Sector) MODERATE (34/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • CLAYTON, MO (ZIP 63105 Sector) MODERATE (33/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • CLAYTON, MO (ZIP 63105 Sector) MODERATE (33/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • CLAYTON, MO (ZIP 63105 Sector) MODERATE (32/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • CLAYTON, MO (ZIP 63105 Sector) MODERATE (31/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • CLAYTON, MO (ZIP 63105 Sector) MODERATE (30/100) Resolved / Historical Non-Compliance (4 qtrs NC) 🔒 4 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • CLAYTON, MO (ZIP 63105 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • CLAYTON, MO (ZIP 63105 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
RITZ-CARLTON HOTEL FREE PREVIEW (LOW RISK) 1 RITZ CARLTON DR, CLAYTON, MO 63105 LOW (20/100) No Violation Identified (0 qtrs NC) $0
SANSONE GROUP FREE PREVIEW (LOW RISK) 120 S CENTRAL, CLAYTON, MO 63105 LOW (18/100) No Violation Identified (0 qtrs NC) $0
CLAYTON AUTO SERVICE FREE PREVIEW (LOW RISK) 500 S HANLEY, CLAYTON, MO 63105 LOW (17/100) No Violation Identified (0 qtrs NC) $0
MARYLAND WALK LLC FREE PREVIEW (LOW RISK) 8025 MARYLAND AVE, CLAYTON, MO 63105 LOW (17/100) No Violation Identified (0 qtrs NC) $0
🔒 + 35 Additional Regulated & Enforcement Records in Clayton, MO Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Clayton, Missouri Environmental Risk & Radon

How many EPA-regulated facilities are in Clayton, MO?

U.S. EPA records track 47 regulated facilities in Clayton, Missouri, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 17 RCRA hazardous waste handlers (36.2%).

Which ZIP codes in Clayton, MO have the most EPA-tracked sites?

Within Clayton, regulated facilities are primarily concentrated across ZIP 63105 (97 sites).

How can I check a specific house or commercial property in Clayton, MO?

Enter the exact street address in Clayton 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 Clayton, MO and how many EPA water permits exist?

In Clayton, MO, federal registries track 0 Safe Drinking Water (SDWIS) facilities, 26 Clean Water Act NPDES permits, and 8 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Clayton, MO?

USDA regional soil screening for Clayton indicates a MODERATE shrink-swell foundation signal, and St. Louis County has recorded 3 federal FEMA disaster declarations (3 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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