Mason County, Texas — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Mason County, TX?
In Mason County, Texas, public U.S. EPA records track 22 regulated facilities (#394 of 469 in Texas), including 2 (9.1%) High-Risk sites and $19,250 in federal penalties. Countywide due diligence also covers 4 Safe Drinking Water (SDWIS) facilities, 19 Clean Water NPDES permits, 5 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Mason County, TX 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Mason County, TX Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Mason County
ZIP Codes in Mason County
Top EPA Regulated Facilities in Mason County, 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 • MASON, TX (ZIP 76856 Sector) | MODERATE (54/100) | Violation Identified (10 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • FREDONIA, TX (ZIP 76842 Sector) | MODERATE (44/100) | Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • MASON, TX (ZIP 76856 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| TXR ENVIRONMENTAL SERVICES FREE PREVIEW (LOW RISK) | 2065 RANCH ROAD 1723, MASON, TX 76856 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
| COMMUNITY SERVICE & SUPPLY FREE PREVIEW (LOW RISK) | HIGHWAY 87 AND HIGHWAY 377, MASON, TX 76856 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
| MASON SWITCH TO MASON FREE PREVIEW (LOW RISK) | 9537 W STATE HIGHWAY 29, MASON, TX 76856 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| MASON TO KATEMCY TRANSMISSION LINE REBUILD FREE PREVIEW (LOW RISK) | PROJECT STARTS AT THE KATEMCY SUBSTATION LOCATED A, MASON, TX 76856 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • PALACIOS, TX (ZIP 77465 Sector) | LOW (12/100) | Unknown (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • MASON, TX (ZIP 76856 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • VOCA, TX (ZIP 76887 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • MASON, TX (ZIP 00000 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • MASON, TX (ZIP 76856 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Mason County, Texas Environmental Due Diligence
How many EPA-regulated environmental sites are in Mason County, Texas?
Public U.S. EPA records track 22 regulated facilities in Mason County, Texas (ranking #394 of 469 jurisdictions in TX). Of those, 2 (9.1%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 3 (13.6%) have active non-compliance quarters.
Which ZIP codes and cities in Mason County have the highest regulated facility density?
Within Mason County, the highest concentrations of EPA-tracked facilities are located in ZIP 77465 (Palacios, 62 sites), ZIP 76842 (Fredonia, 1 sites), spanning municipal corridors including Palacios (58 sites), Fredonia (1 sites), Grit (1 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Mason County?
Across Mason County, 4 facilities (18.2% 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 Mason County, TX?
Geologic indoor air screening places Mason 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 Mason County, TX?
Federal records track 4 Safe Drinking Water (SDWIS) facilities, 19 Clean Water Act NPDES permits, and 0 impaired water dischargers in Mason County, alongside 5 historical FEMA federal disaster declarations (3 flood/storm events).
Does Mason County, TX have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Mason County indicates a LOW shrink-swell risk signal and steel pipe corrosivity rated Moderate. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.