St. Landry County, Louisiana — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in St. Landry County, LA?
In St. Landry County, Louisiana, public U.S. EPA records track 441 regulated facilities (#36 of 137 in Louisiana), including 46 (10.4%) High-Risk sites and $20,456 in federal penalties. Countywide due diligence also covers 27 Safe Drinking Water (SDWIS) facilities, 424 Clean Water NPDES permits, 10 FEMA Federal Disaster Declarations (7 flood/storm), USDA Soil Foundation Shrink-Swell (HIGH signal), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
St. Landry 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. Landry County, LA Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in St. Landry County
ZIP Codes in St. Landry County
Top EPA Regulated Facilities in St. Landry 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 |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • OPELOUSAS, LA (ZIP 70570 Sector) | HIGH (78/100) | Significant Violation (12 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • BEGGS, LA (ZIP 70589 Sector) | HIGH (76/100) | Significant Violation (5 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • EUNICE, LA (ZIP 70535 Sector) | HIGH (70/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • OPELOUSAS, LA (ZIP 7057 Sector) | HIGH (67/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • OPELOUSAS, LA (ZIP 70570 Sector) | HIGH (64/100) | Significant Violation (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • MELVILLE, LA (ZIP 71353 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • EUNICE, LA (ZIP 70535 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • SUNSET, LA (ZIP 70504 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| TRACTOR SUPPLY CO. FREE PREVIEW (LOW RISK) | 241 ACADIANA PREP CIRCLE, OPELOUSAS, LA 70570 | LOW (23/100) | No Violation Identified (0 qtrs NC) | $0 |
| FLORIDA GAS TRANSMISSION CO - PORT BARRE COMPRESSOR STATION 7.5 FREE PREVIEW (LOW RISK) | 2921 BAYOU GERIMOND RD, PORT BARRE, LA 70577 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — St. Landry County, Louisiana Environmental Due Diligence
How many EPA-regulated environmental sites are in St. Landry County, Louisiana?
Public U.S. EPA records track 441 regulated facilities in St. Landry County, Louisiana (ranking #36 of 137 jurisdictions in LA). Of those, 46 (10.4%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 62 (14.1%) have active non-compliance quarters.
Which ZIP codes and cities in St. Landry County have the highest regulated facility density?
Within St. Landry County, the highest concentrations of EPA-tracked facilities are located in ZIP 70584 (Cankton, 46 sites), ZIP 70589 (Washington, 25 sites), ZIP 70571 (Opelousas, 24 sites), spanning municipal corridors including Opelousas (393 sites), Sunset (40 sites), Cankton (21 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in St. Landry County?
Across St. Landry County, 9 facilities (2.0% of regulated sites) are registered Resource Conservation and Recovery Act (RCRA) hazardous waste generators or handlers, and 0 industrial sites report toxic chemical releases to the EPA Toxics Release Inventory (TRI).
What is the EPA Radon Zone classification for St. Landry County, LA?
Geologic indoor air screening places St. Landry County in EPA Zone 3 — Low Potential (< 2.0 pCi/L). Counties in EPA Radon Zone 3 have a predicted average indoor radon level below 2.0 pCi/L, indicating lower regional geologic radon risk.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in St. Landry County, LA?
Federal records track 27 Safe Drinking Water (SDWIS) facilities, 424 Clean Water Act NPDES permits, and 365 impaired water dischargers in St. Landry County, alongside 10 historical FEMA federal disaster declarations (7 flood/storm events).
Does St. Landry County, LA have expansive clay soil or foundation risk?
USDA regional soil engineering screening for St. Landry County indicates a HIGH shrink-swell risk signal and steel pipe corrosivity rated High. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.