ZIP 70663 (Sulphur, LA) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 70663 in Sulphur, Louisiana (Calcasieu County) has 372 EPA-tracked facilities, including 9 High-Risk sites (2.4%), 12 active violators, and $900,256 in federal penalties. Beyond industrial pollution, properties in ZIP 70663 are screened across 10 historical Calcasieu County FEMA disasters, USDA Soil Foundation Shrink-Swell (HIGH signal), Tap Water & Watershed Permits (89), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
ZIP 70663 (Sulphur, LA) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 70663 (Sulphur, LA) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 70663 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 9 High-Risk and 12 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 70663 (Sulphur, 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 Score (0–100) | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • SULPHUR, LA (ZIP 70663 Sector) | HIGH (96/100) | Significant Violation (12 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • SULPHUR, LA (ZIP 70663 Sector) | HIGH (66/100) | Significant Violation (8 qtrs NC) | 🔒 8 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • SULPHUR, LA (ZIP 70663 Sector) | HIGH (65/100) | Resolved / Historical Non-Compliance (9 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • PORT SULPHUR, LA (ZIP 70663 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • SULPHUR, LA (ZIP 70663 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 • SULPHUR, LA (ZIP 70663 Sector) | HIGH (64/100) | Significant Violation (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • SULPHUR, LA (ZIP 70663 Sector) | MODERATE (51/100) | Unknown (3 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • SULPHUR, LA (ZIP 70663 Sector) | MODERATE (45/100) | Violation Identified (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| FEDEX FREIGHT, INC. FREE PREVIEW (LOW RISK) | 2300 ARCHIE ROAD, SULPHUR, LA 70663 | LOW (24/100) | No Violation Identified (0 qtrs NC) | $0 |
| TRIMAC TRANSPORTATION FREE PREVIEW (LOW RISK) | 1501 E BURTON ST, SULPHUR, LA 70663 | LOW (24/100) | No Violation Identified (0 qtrs NC) | $0 |
| MAPLEWOOD INDUSTRIAL SERVICES, LLC - SULPHUR WAREHOUSE FREE PREVIEW (LOW RISK) | 5175 MAPLEWOOD DR, SULPHUR, LA 70663 | LOW (23/100) | No Violation Identified (0 qtrs NC) | $0 |
| RUFUS AUTO REPAIR FREE PREVIEW (LOW RISK) | 101 S STANFORD, SULPHUR, LA 70663 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 70663 (Sulphur, LA) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 70663 (Sulphur, LA)?
ZIP code 70663 (Sulphur, LA) contains 372 EPA-tracked facilities, of which 9 (2.4%) are classified in the High-Risk tier, 12 (3.2%) have active compliance violations, and 263 (70.7%) handle RCRA hazardous waste.
How does ZIP 70663 compare to Calcasieu County and Louisiana averages?
In ZIP 70663, 2.4% of regulated sites are rated High Risk, compared to 4.4% across Calcasieu County and 3.9% statewide in Louisiana.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 70663?
Geologic screening places ZIP 70663 in EPA Zone 3 — Low Potential (< 2.0 pCi/L). Property buyers should screen a 0.25-mile immediate buffer for vapor-intrusion sources and a 1.0-mile radius for CERCLA/RCRA sites.
Is ZIP 70663 (Sulphur, LA) in a FEMA flood zone and what is the flood disaster history?
Calcasieu County has recorded 10 historical FEMA federal disaster declarations (7 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 70663 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 70663 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 70663 indicates a HIGH shrink-swell risk signal. Within ZIP 70663, federal registries track 1 SDWIS drinking water facilities, 88 Clean Water NPDES permits, and 80 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.