ZIP 39503 (Gulfport, MS) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 39503 in Gulfport, Mississippi (Harrison County) has 259 EPA-tracked facilities, including 5 High-Risk sites (1.9%), 8 active violators, and $380,090 in federal penalties. Beyond industrial pollution, properties in ZIP 39503 are screened across 7 historical Harrison County FEMA disasters, USDA Soil Foundation Shrink-Swell (MODERATE signal), Tap Water & Watershed Permits (132), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
ZIP 39503 (Gulfport, MS) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 39503 (Gulfport, MS) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 39503 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 5 High-Risk and 8 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 39503 (Gulfport, MS)
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 • GULFPORT, MS (ZIP 39503 Sector) | HIGH (87/100) | Significant Violation (7 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • GULFPORT, MS (ZIP 39503 Sector) | HIGH (64/100) | Violation Identified (2 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • GULFPORT, MS (ZIP 39503 Sector) | HIGH (64/100) | Violation Identified (3 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • GULFPORT, MS (ZIP 39503 Sector) | HIGH (64/100) | Significant Violation (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • GULFPORT, MS (ZIP 39503 Sector) | HIGH (64/100) | Significant Violation (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • GULFPORT, MS (ZIP 39503 Sector) | MODERATE (44/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • GULFPORT, MS (ZIP 39503 Sector) | MODERATE (37/100) | Resolved / Historical Non-Compliance (5 qtrs NC) | 🔒 5 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • GULFPORT, MS (ZIP 39503 Sector) | MODERATE (37/100) | Violation Identified (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| EMR SOUTHERN RECYCLING LLC FREE PREVIEW (LOW RISK) | 10032 SOUTHPARK DR, GULFPORT, MS 39503 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
| GULFPORT SOUTH POTW FREE PREVIEW (LOW RISK) | 13762 WASHINGTON AVE, GULFPORT, MS 39503 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| TRUCK SALES INC FREE PREVIEW (LOW RISK) | 15197 DEDEAUX ROAD, GULFPORT, MS 39503 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| PAT PECK NISSAN FREE PREVIEW (LOW RISK) | 9480 HIGHWAY 49, GULFPORT, MS 39503 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 39503 (Gulfport, MS) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 39503 (Gulfport, MS)?
ZIP code 39503 (Gulfport, MS) contains 259 EPA-tracked facilities, of which 5 (1.9%) are classified in the High-Risk tier, 8 (3.1%) have active compliance violations, and 116 (44.8%) handle RCRA hazardous waste.
How does ZIP 39503 compare to Harrison County and Mississippi averages?
In ZIP 39503, 1.9% of regulated sites are rated High Risk, compared to 1.8% across Harrison County and 2.5% statewide in Mississippi.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 39503?
Geologic screening places ZIP 39503 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 39503 (Gulfport, MS) in a FEMA flood zone and what is the flood disaster history?
Harrison County has recorded 7 historical FEMA federal disaster declarations (5 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 39503 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 39503 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 39503 indicates a MODERATE shrink-swell risk signal. Within ZIP 39503, federal registries track 9 SDWIS drinking water facilities, 123 Clean Water NPDES permits, and 9 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.