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13-SECTION MUNICIPAL PROPERTY, MARKET, FLOOD & HAZARD HUB • JOHNSTON, SC

Johnston, South Carolina — Property Hazard, Flood Zone, Soil, Water & Market Guide

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What Are the Major Property, Flood, Soil & Environmental Risks in Johnston, SC?

Public U.S. EPA records track 25 regulated facilities in Johnston, South Carolina (Edgefield County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Johnston properties are screened for Tap Water & Watershed Permits (8 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 7 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).

Total EPA Sites
25
High-Risk (0.0% vs 1.4% State)
0
Active Violators (0.0%)
0
Drinking & Clean Water
8
Federal Penalties
$0

Johnston, SC 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
Edgefield County: 7 FEMA Declarations (6 Flood/Storm)
🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Insurance Status Locked
Check Property Flood Zone →
🪨 USDA Soil, Foundation & Water Table
Shrink-Swell Risk Signal: MODERATE • Pipe Corrosion: High
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
1 SDWIS Systems • 7 NPDES Permits
🔒 0 Impaired Water (303d) & 0 Violation Dockets Locked
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☢️ EPA Radon & Karst Sinkhole
EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L)
Low / Non-Karst Bedrock & Alluvial Formation
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Johnston, SC Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)
1. Municipal Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 10 (40.0%)
Clean Water (NPDES) & Drinking Water (SDWIS) 8 (32.0%)
Active EPA Non-Compliance Dockets 0 (0.0%)
High-Risk Enforcement Facilities 0 (0.0%)
2. FEMA NRI & USGS Hazard Index (1–10) Very Low (22.0/100)
🌊 Flood Exposure 1/10 • Very Low Hazard
🔥 Wildfire Hazard 1/10 • Very Low Hazard
☀️ Extreme Heat 3/10 • Low Hazard
🌪️ Severe Wind / Storm 3/10 • Low Hazard
🫨 USGS Earthquake 3/10 • Low Hazard
3. City vs. County & State Benchmark
Johnston High-Risk Rate 0.0%
Edgefield County Average 0.6%
South Carolina (SC) Statewide Avg 1.4%
Unlock Street-Level Dossier: Paid report reveals exact facility names, distances in feet, USDA soil LEP %, water table depth, and parcel flood zone.
🔒 Scan a Property Address in Johnston →

ZIP Codes in Johnston, SC

ZIP 29832 (28 sites • 0 High Risk)

Highest-Scored EPA Regulated Facilities in Johnston, SC

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
SC DEPARTMENT OF AGRICULTURE FREE PREVIEW (LOW RISK) 96 ROSA SPRING RD, JOHNSTON, SC 29832 LOW (17/100) No Violation Identified (0 qtrs NC) $0
DOMINION ENERGY SC JOHNSTON FREE PREVIEW (LOW RISK) 295 LEE ST, JOHNSTON, SC 29832 LOW (17/100) No Violation Identified (0 qtrs NC) $0
AT&T JOHNSTON FREE PREVIEW (LOW RISK) LONG CANE RD, JOHNSTON, SC 29832 LOW (16/100) No Violation Identified (0 qtrs NC) $0
HERLONG PONT CHEV BUICK INCORPORATED FREE PREVIEW (LOW RISK) 109 LEE ST, JOHNSTON, SC 29832 LOW (16/100) No Violation Identified (0 qtrs NC) $0
🔒 Locked Regulated EPA Enforcement Record #1 🔒 Exact Street & Parcel Redacted • JOHNSTON, SC (ZIP 29832 Sector) LOW (16/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • JOHNSTON, SC (ZIP 29832 Sector) LOW (16/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • JOHNSTON, SC (ZIP 29832 Sector) LOW (15/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • JOHNSTON, SC (ZIP 29832 Sector) LOW (15/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • JOHNSTON, SC (ZIP 29832 Sector) LOW (15/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • JOHNSTON, SC (ZIP 29832 Sector) LOW (13/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • JOHNSTON, SC (ZIP 29832 Sector) LOW (13/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • JOHNSTON, SC (ZIP 29832 Sector) LOW (12/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 + 13 Additional Regulated & Enforcement Records in Johnston, SC Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Johnston, South Carolina Environmental Risk & Radon

How many EPA-regulated facilities are in Johnston, SC?

U.S. EPA records track 25 regulated facilities in Johnston, South Carolina, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 10 RCRA hazardous waste handlers (40.0%).

Which ZIP codes in Johnston, SC have the most EPA-tracked sites?

Within Johnston, regulated facilities are primarily concentrated across ZIP 29832 (28 sites).

How can I check a specific house or commercial property in Johnston, SC?

Enter the exact street address in Johnston into the FullPropertyReport radius scanner to screen all EPA ECHO, FRS, RCRA, TRI, USDA soil foundation shrink-swell, drinking water (SDWIS), FEMA flood zone, and county radon records within 0.5 to 3.0 miles.

Is tap water safe in Johnston, SC and how many EPA water permits exist?

In Johnston, SC, federal registries track 1 Safe Drinking Water (SDWIS) facilities, 7 Clean Water Act NPDES permits, and 0 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Johnston, SC?

USDA regional soil screening for Johnston indicates a MODERATE shrink-swell foundation signal, and Edgefield County has recorded 7 federal FEMA disaster declarations (6 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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