Black Walnut, Missouri — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in Black Walnut, MO?
Public U.S. EPA records track 1 regulated facilities in Black Walnut, Missouri (St. Charles County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Black Walnut properties are screened for Tap Water & Watershed Permits (1 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 1 County FEMA Disaster Declarations, and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Black Walnut, MO 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Black Walnut, MO Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)ZIP Codes in Black Walnut, MO
Highest-Scored EPA Regulated Facilities in Black Walnut, MO
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 |
|---|---|---|---|---|
| SHERWOOD MARINA FREE PREVIEW (LOW RISK) | 30 SHERWOOD DRIVE, BLACK WALNUT, MO 63373 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Black Walnut, Missouri Environmental Risk & Radon
How many EPA-regulated facilities are in Black Walnut, MO?
U.S. EPA records track 1 regulated facilities in Black Walnut, Missouri, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 0 RCRA hazardous waste handlers (0.0%).
Which ZIP codes in Black Walnut, MO have the most EPA-tracked sites?
Within Black Walnut, regulated facilities are primarily concentrated across local postal codes.
How can I check a specific house or commercial property in Black Walnut, MO?
Enter the exact street address in Black Walnut 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 Black Walnut, MO and how many EPA water permits exist?
In Black Walnut, MO, 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 Black Walnut, MO?
USDA regional soil screening for Black Walnut indicates a MODERATE shrink-swell foundation signal, and St. Charles County has recorded 1 federal FEMA disaster declarations (1 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.