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St. John The Baptist County, Louisiana — Property Hazard, Flood Zone, Soil, Water & EPA Guide

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What Are the Flood, Soil Foundation & EPA Risks in St. John The Baptist County, LA?

In St. John The Baptist County, Louisiana, public U.S. EPA records track 123 regulated facilities (#70 of 137 in Louisiana), including 5 (4.1%) High-Risk sites and $1,006,990 in federal penalties. Countywide due diligence also covers 14 Safe Drinking Water (SDWIS) facilities, 138 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).

Total EPA Sites (#70/137)
123
High-Risk (4.1% vs 3.9% State)
5
Active Violators (8.1%)
10
Drinking & Clean Water
152
Federal Penalties
$1,006,990

St. John The Baptist 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
🌊 Flood Zone & FEMA Disaster History
10 County FEMA Declarations (7 Flood/Storm)
🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Insurance Requirement Locked
Check Property Flood Zone →
🪨 USDA Soil, Foundation & Water Table
Shrink-Swell Risk Signal: HIGH • Pipe Corrosion: High
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
14 SDWIS Systems • 138 NPDES Permits
🔒 105 Impaired Water (303d) & 31 Violation Dockets Locked
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☢️ EPA Radon & Karst Sinkhole
EPA Zone 3 — Low Potential (< 2.0 pCi/L)
Low / Non-Karst Bedrock & Alluvial Formation
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 St. John The Baptist County, LA Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)
1. County Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 13 (10.6%)
Clean Water (NPDES) & Drinking Water (SDWIS) 152 (100%)
Active EPA Non-Compliance Dockets 10 (8.1%)
High-Risk Enforcement Facilities 5 (4.1%)
2. FEMA NRI & USGS Hazard Index (1–10) Relatively Moderate (81.5/100)
🌊 Flood Exposure 5/10 • Moderate Hazard
🔥 Wildfire Hazard 1/10 • Very Low Hazard
☀️ Extreme Heat 3/10 • Low Hazard
🌪️ Severe Wind / Storm 7/10 • High Hazard
🫨 USGS Earthquake 2/10 • Low Seismic Hazard
3. County vs. State & National Benchmark
St. John The Baptist County High-Risk % 4.1%
Louisiana (LA) Statewide Avg 3.9%
U.S. National EPA Baseline 3.6%
Unlock Street-Level Dossier: Full report reveals unredacted facility names, distances in feet, exact USDA soil LEP %, water table depth, and parcel flood zone.
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Municipalities in St. John The Baptist County

Mt. Airy (1) Freiner (1)

Top EPA Regulated Facilities in St. John The Baptist 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).

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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 • LAPLACE, LA (ZIP 70068 Sector) HIGH (98/100) Significant Violation (12 qtrs NC) 🔒 $100,000+ Federal Fine • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • RESERVE, LA (ZIP 70084 Sector) HIGH (64/100) Significant Violation (3 qtrs NC) 🔒 3 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • GARYVILLE, LA (ZIP 70000 Sector) HIGH (64/100) Significant Violation (1 qtrs NC) 🔒 1 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • RESERVE, LA (ZIP 70000 Sector) HIGH (64/100) Significant Violation (2 qtrs NC) 🔒 2 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • RESERVE, LA (ZIP 70084 Sector) MODERATE (51/100) Violation Identified (3 qtrs NC) 🔒 3 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • RESERVE, LA (ZIP 70084 Sector) MODERATE (47/100) Violation Identified (9 qtrs NC) 🔒 9 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • LAPLACE, LA (ZIP 70000 Sector) MODERATE (39/100) Violation Identified (6 qtrs NC) 🔒 6 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • MT. AIRY, LA (ZIP 70076 Sector) MODERATE (37/100) No Violation Identified (0 qtrs NC) 🔒 $10,000+ Federal Fine • Unlock →
LAPLACE CONCRETE INC FREE PREVIEW (LOW RISK) 144 KIMBALL DR, LAPLACE, LA 70068 LOW (23/100) No Violation Identified (0 qtrs NC) $0
TRUCK TRANSPORT, INC. FREE PREVIEW (LOW RISK) 807 WALNUT, LAPLACE, LA 70068 LOW (23/100) No Violation Identified (0 qtrs NC) $0
GEAUX CHEVROLET, LLC FREE PREVIEW (LOW RISK) 2020 W AIRLINE, LAPLACE, LA 70068 LOW (23/100) No Violation Identified (0 qtrs NC) $0
ARMA, LLC - QUICK STOP CAR WASH FACILITY FREE PREVIEW (LOW RISK) 1710 FAIRWAY DR, LAPLACE, LA 70000 LOW (18/100) No Violation Identified (0 qtrs NC) $0
🔒 + 111 Additional Regulated & Enforcement Records in St. John The Baptist County Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — St. John The Baptist County, Louisiana Environmental Due Diligence

How many EPA-regulated environmental sites are in St. John The Baptist County, Louisiana?

Public U.S. EPA records track 123 regulated facilities in St. John The Baptist County, Louisiana (ranking #70 of 137 jurisdictions in LA). Of those, 5 (4.1%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 10 (8.1%) have active non-compliance quarters.

Which ZIP codes and cities in St. John The Baptist County have the highest regulated facility density?

Within St. John The Baptist County, the highest concentrations of EPA-tracked facilities are located in ZIP 70377 (Montegut, 36 sites), ZIP 70069 (La Place, 7 sites), ZIP 70088 (Laplace, 1 sites), spanning municipal corridors including Mt. Airy (1 sites), Freiner (1 sites).

How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in St. John The Baptist County?

Across St. John The Baptist County, 13 facilities (10.6% 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. John The Baptist County, LA?

Geologic indoor air screening places St. John The Baptist 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. John The Baptist County, LA?

Federal records track 14 Safe Drinking Water (SDWIS) facilities, 138 Clean Water Act NPDES permits, and 105 impaired water dischargers in St. John The Baptist County, alongside 10 historical FEMA federal disaster declarations (7 flood/storm events).

Does St. John The Baptist County, LA have expansive clay soil or foundation risk?

USDA regional soil engineering screening for St. John The Baptist 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.

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