Onslow County, North Carolina — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Onslow County, NC?
In Onslow County, North Carolina, public U.S. EPA records track 291 regulated facilities (#52 of 195 in North Carolina), including 0 (0.0%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 279 Clean Water NPDES permits, 5 FEMA Federal Disaster Declarations (4 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Onslow County, NC 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Onslow County, NC Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Onslow County
Top EPA Regulated Facilities in Onslow County, NC
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 Tier & Score | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • JACKSONVILLE, NC (ZIP 28543 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • HOLLY RIDGE, NC (ZIP 28445 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • JACKSONVILLE, NC (ZIP 28540 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • JACKSONVILLE, NC (ZIP 28540 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| ONSLOW BAY BOATWORKS FREE PREVIEW (LOW RISK) | 400 BETTY TAYLOR WOOD DRIVE, HOLLY RIDGE, NC 28445 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| SURF CITY E-Z MINI STORAGE FREE PREVIEW (LOW RISK) | 14001 NC HIGHWAY 50, SURF CITY, NC 28445 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| WINDPOINTE SUBDIVISION FREE PREVIEW (LOW RISK) | 192 ENNETT LANE, SNEADS FERRY, NC 28460 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| WATERSIDE TOWNHOMES FREE PREVIEW (LOW RISK) | BELT RD., SURF CITY, NC 28455 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • HOLLY RIDGE, NC (ZIP 28445 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • HOLLY RIDGE, NC (ZIP 28445 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • WHITE OAK, NC (ZIP 28539 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • SWANSBORO, NC (ZIP 28584 Sector) | LOW (17/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Onslow County, North Carolina Environmental Due Diligence
How many EPA-regulated environmental sites are in Onslow County County, North Carolina?
Public U.S. EPA records track 291 regulated facilities in Onslow County County, North Carolina (ranking #52 of 195 jurisdictions in NC). Of those, 0 (0.0%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 0 (0.0%) have active non-compliance quarters.
Which ZIP codes and cities in Onslow County County have the highest regulated facility density?
Within Onslow County County, the highest concentrations of EPA-tracked facilities are located in ZIP 28546 (Jacksonville, 124 sites), ZIP 28547 (Camp Lejeune, 68 sites), ZIP 28445 (Holly Ridge, 68 sites), spanning municipal corridors including Richlands (55 sites), Holly Ridge (47 sites), Surf City (17 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Onslow County County?
Across Onslow County County, 1 facilities (0.3% 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 Onslow County County, NC?
Geologic indoor air screening places Onslow County County in EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L). Counties in EPA Radon Zone 2 have a predicted average indoor radon level between 2.0 and 4.0 pCi/L. Testing basement or ground-floor living areas is recommended during home inspection.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Onslow County County, NC?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 279 Clean Water Act NPDES permits, and 36 impaired water dischargers in Onslow County County, alongside 5 historical FEMA federal disaster declarations (4 flood/storm events).
Does Onslow County, NC have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Onslow County indicates a LOW shrink-swell risk signal and steel pipe corrosivity rated Low. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.