Union County, Arkansas — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Union County, AR?
In Union County, Arkansas, public U.S. EPA records track 45 regulated facilities (#74 of 98 in Arkansas), including 5 (11.1%) High-Risk sites and $114,635 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 42 Clean Water NPDES permits, 3 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
Union County, AR 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Union County, AR Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Union County
ZIP Codes in Union County
Top EPA Regulated Facilities in Union County, AR
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 High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • EL DORADO, AR (ZIP 71730 Sector) | HIGH (75/100) | Violation Identified (9 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • EL DORADO, AR (ZIP 71730 Sector) | HIGH (74/100) | Violation Identified (6 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • SMACKOVER, AR (ZIP 71762 Sector) | MODERATE (59/100) | Resolved / Historical Non-Compliance (9 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • SMACKOVER, AR (ZIP 71762 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • EL DORADO, AR (ZIP 71730 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • EL DORADO, AR (ZIP 71730 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| DYNO NOBEL FREE PREVIEW (LOW RISK) | 4500 NORTH WEST AVENUE, EL DORADO, AR 71730 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| LBOC, LLC (STAPLES-OLNEY-LION) FREE PREVIEW (LOW RISK) | 33.318275N, -92.516243W (SECT. 23, T 16S, R 14W), CALION, AR 71724 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| SMACKOVER DRILLING COMPANY, INC. - EZZELL 35-37 TANK BATTERY FREE PREVIEW (LOW RISK) | OFF OLD REED PLACE RD, EL DORADO, AR 71102 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| DANIEL OPERATING COMPANY, INC (THE UNION SAWMILL #2 SALT WATER DISPOSAL) FREE PREVIEW (LOW RISK) | 322 MORGAN ROAD, EL DORADO, AR 71730 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • EL DORADO, AR (ZIP 72701 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • EL DORADO, AR (ZIP 71730 Sector) | LOW (13/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Union County, Arkansas Environmental Due Diligence
How many EPA-regulated environmental sites are in Union County County, Arkansas?
Public U.S. EPA records track 45 regulated facilities in Union County County, Arkansas (ranking #74 of 98 jurisdictions in AR). Of those, 5 (11.1%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 2 (4.4%) have active non-compliance quarters.
Which ZIP codes and cities in Union County County have the highest regulated facility density?
Within Union County County, the highest concentrations of EPA-tracked facilities are located in local postal sectors, spanning municipal corridors including Urbana (1 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Union County County?
Across Union County County, 4 facilities (8.9% 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 Union County County, AR?
Geologic indoor air screening places Union County County in EPA Zone 3 — Low Potential (< 2.0 pCi/L). Counties in EPA Radon Zone 3 have a predicted average indoor radon level below 2.0 pCi/L, indicating lower regional geologic radon risk.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Union County County, AR?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 42 Clean Water Act NPDES permits, and 3 impaired water dischargers in Union County County, alongside 3 historical FEMA federal disaster declarations (1 flood/storm events).
Does Union County, AR have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Union County indicates a MODERATE shrink-swell risk signal and steel pipe corrosivity rated High. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.