ZIP 75231 (Dallas, TX) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 75231 in Dallas, Texas (Denton County) has 110 EPA-tracked facilities, including 4 High-Risk sites (3.6%), 0 active violators, and $308,609 in federal penalties. Beyond industrial pollution, properties in ZIP 75231 are screened across 3 historical Denton County FEMA disasters, USDA Soil Foundation Shrink-Swell (HIGH signal), Tap Water & Watershed Permits (42), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
ZIP 75231 (Dallas, TX) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 75231 (Dallas, TX) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 75231 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 4 High-Risk and 0 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 75231 (Dallas, TX)
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 • DALLAS, TX (ZIP 75231 Sector) | MODERATE (31/100) | No Violation Identified (0 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • DALLAS, TX (ZIP 75231 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • DALLAS, TX (ZIP 75231 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • DALLAS, TX (ZIP 75231 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • DALLAS, TX (ZIP 75231 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • DALLAS, TX (ZIP 75231 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • DALLAS, TX (ZIP 75231 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • DALLAS, TX (ZIP 75231 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| STEAKLEY CHEVROLET FREE PREVIEW (LOW RISK) | 6411 EAST NORTHWEST HIGHWAY, DALLAS, TX 75231 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| JILL STONE ELEMENTARY SCHOOL FREE PREVIEW (LOW RISK) | 6321 RIDGECREST RD, DALLAS, TX 75231 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| RAINBOW GLAZA FREE PREVIEW (LOW RISK) | 9965 ROYAL LANE SUITE 39, DALLAS, TX 75231 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| BRIDENT DENTAL FREE PREVIEW (LOW RISK) | 6780 ABRAMS RD., DALLAS, TX 75231 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 75231 (Dallas, TX) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 75231 (Dallas, TX)?
ZIP code 75231 (Dallas, TX) contains 110 EPA-tracked facilities, of which 4 (3.6%) are classified in the High-Risk tier, 0 (0.0%) have active compliance violations, and 48 (43.6%) handle RCRA hazardous waste.
How does ZIP 75231 compare to Denton County and Texas averages?
In ZIP 75231, 3.6% of regulated sites are rated High Risk, compared to 1.2% across Denton County and 1.6% statewide in Texas.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 75231?
Geologic screening places ZIP 75231 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 75231 (Dallas, TX) in a FEMA flood zone and what is the flood disaster history?
Denton County has recorded 3 historical FEMA federal disaster declarations (1 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 75231 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 75231 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 75231 indicates a HIGH shrink-swell risk signal. Within ZIP 75231, federal registries track 0 SDWIS drinking water facilities, 42 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.