ZIP 31421 (Savannah, GA) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 31421 in Savannah, Georgia (Chatham County) has 14 EPA-tracked facilities, including 0 High-Risk sites (0.0%), 1 active violators, and $0 in federal penalties. Beyond industrial pollution, properties in ZIP 31421 are screened across 4 historical Chatham County FEMA disasters, USDA Soil Foundation Shrink-Swell (HIGH signal), Tap Water & Watershed Permits (14), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
ZIP 31421 (Savannah, GA) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 31421 (Savannah, GA) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 31421 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 0 High-Risk and 1 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 31421 (Savannah, GA)
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 Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • SAVANNAH, GA (ZIP 31421 Sector) | MODERATE (38/100) | Violation Identified (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| SAVANNAH MARINE REPAIR, LLC FREE PREVIEW (LOW RISK) | 49 HUTCHINSON ISLAND RD, SAVANNAH, GA 31421 | LOW (25/100) | No Violation Identified (0 qtrs NC) | $0 |
| SAVANNAH HARBOR GATEWAY BUILDING FREE PREVIEW (LOW RISK) | 202 CAY PLAZA, SAVANNAH, GA 31421 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| CAT FERRY MAINTENANCE FACILITY FREE PREVIEW (LOW RISK) | INTERNATIONAL DRIVE, SAVANNAH, GA 31421 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| THOMAS CONCRETE OF SC - RIVERSIDE FREE PREVIEW (LOW RISK) | 117 HUTCHINSON ISLAND RD, SAVANNAH, GA 31421 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • SAVANNAH, GA (ZIP 31421 Sector) | LOW (18/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • SAVANNAH, GA (ZIP 31421 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • SAVANNAH, GA (ZIP 31421 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • SAVANNAH, GA (ZIP 31421 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • SAVANNAH, GA (ZIP 31421 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • SAVANNAH, GA (ZIP 31421 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • SAVANNAH, GA (ZIP 31421 Sector) | LOW (11/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — ZIP 31421 (Savannah, GA) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 31421 (Savannah, GA)?
ZIP code 31421 (Savannah, GA) contains 14 EPA-tracked facilities, of which 0 (0.0%) are classified in the High-Risk tier, 1 (7.1%) have active compliance violations, and 1 (7.1%) handle RCRA hazardous waste.
How does ZIP 31421 compare to Chatham County and Georgia averages?
In ZIP 31421, 0.0% of regulated sites are rated High Risk, compared to 3.8% across Chatham County and 0.7% statewide in Georgia.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 31421?
Geologic screening places ZIP 31421 in EPA Zone 2 — Moderate Potential (2.0 – 4.0 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 31421 (Savannah, GA) in a FEMA flood zone and what is the flood disaster history?
Chatham County has recorded 4 historical FEMA federal disaster declarations (4 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 31421 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 31421 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 31421 indicates a HIGH shrink-swell risk signal. Within ZIP 31421, federal registries track 0 SDWIS drinking water facilities, 14 Clean Water NPDES permits, and 10 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.