Karnack, Texas — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in Karnack, TX?
Public U.S. EPA records track 9 regulated facilities in Karnack, Texas (Harrison County), including 0 High-Risk sites (0.0%) and 1 active violators. In addition to industrial waste, Karnack properties are screened for Tap Water & Watershed Permits (6 systems), USDA Soil Foundation Shrink-Swell (HIGH signal), 3 County FEMA Disaster Declarations, and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
Karnack, TX 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Karnack, TX Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)ZIP Codes in Karnack, TX
Highest-Scored EPA Regulated Facilities in Karnack, 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 Tier & Score | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • KARNACK, TX (ZIP 75661 Sector) | MODERATE (36/100) | Violation Identified (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • KARNACK, TX (ZIP 75661 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| TNT RAILCAR SERVICES KARNACK FREE PREVIEW (LOW RISK) | 21000 FM 134, KARNACK, TX 75661 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| U.S. ARMY LONGHORN ARMY AMMUNITION PLANT FREE PREVIEW (LOW RISK) | 15600 ST HWY 134, KARNACK, TX 75661 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
| MICHAEL GREGORY TRENCH BURNER 1 FREE PREVIEW (LOW RISK) | PORTABLE - 3900 HIGHWAY 43 MARSHALL TX 75670, KARNACK, TX 75661 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| DEPARTMENT OF THE ARMY FREE PREVIEW (LOW RISK) | FIFTEEN MILES EAST OF MARSHALL, KARNACK, TX 75661 | LOW (12/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • KARNACK, TX (ZIP 75661 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • KARNACK, TX (ZIP 75661 Sector) | LOW (11/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • KARNACK, TX (ZIP 75661 Sector) | LOW (9/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Karnack, Texas Environmental Risk & Radon
How many EPA-regulated facilities are in Karnack, TX?
U.S. EPA records track 9 regulated facilities in Karnack, Texas, including 0 high-risk sites (0.0%), 1 active violators (11.1%), and 2 RCRA hazardous waste handlers (22.2%).
Which ZIP codes in Karnack, TX have the most EPA-tracked sites?
Within Karnack, regulated facilities are primarily concentrated across ZIP 75661 (13 sites).
How can I check a specific house or commercial property in Karnack, TX?
Enter the exact street address in Karnack 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 Karnack, TX and how many EPA water permits exist?
In Karnack, TX, federal registries track 2 Safe Drinking Water (SDWIS) facilities, 4 Clean Water Act NPDES permits, and 0 impaired water body dischargers.
What is the soil foundation risk and FEMA flood disaster history in Karnack, TX?
USDA regional soil screening for Karnack indicates a HIGH shrink-swell foundation signal, and Harrison County has recorded 3 federal FEMA disaster declarations (1 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.