St Mary County, Louisiana — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in St Mary County, LA?
Public U.S. EPA records track 1 regulated facilities in St Mary County, Louisiana (St Mary County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, St Mary County properties are screened for Tap Water & Watershed Permits (0 systems), USDA Soil Foundation Shrink-Swell (HIGH signal), 18 County FEMA Disaster Declarations, and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
St Mary County, LA 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 St Mary County, LA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)ZIP Codes in St Mary County, LA
Highest-Scored EPA Regulated Facilities in St Mary County, LA
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 |
|---|---|---|---|---|
| MOBIL EXPLORATION & PRODUCTION US INC - FREE PREVIEW (LOW RISK) | BAYOU CARLIN FIELD, ST MARY COUNTY, LA 70000 | LOW (10/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — St Mary County, Louisiana Environmental Risk & Radon
How many EPA-regulated facilities are in St Mary County, LA?
U.S. EPA records track 1 regulated facilities in St Mary County, Louisiana, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 0 RCRA hazardous waste handlers (0.0%).
Which ZIP codes in St Mary County, LA have the most EPA-tracked sites?
Within St Mary County, regulated facilities are primarily concentrated across local postal codes.
How can I check a specific house or commercial property in St Mary County, LA?
Enter the exact street address in St Mary County 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 St Mary County, LA and how many EPA water permits exist?
In St Mary County, LA, federal registries track 0 Safe Drinking Water (SDWIS) facilities, 0 Clean Water Act NPDES permits, and 0 impaired water body dischargers.
What is the soil foundation risk and FEMA flood disaster history in St Mary County, LA?
USDA regional soil screening for St Mary County indicates a HIGH shrink-swell foundation signal, and St Mary County has recorded 18 federal FEMA disaster declarations (9 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.