Hays County, Texas — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Hays County, TX?
In Hays County, Texas, public U.S. EPA records track 726 regulated facilities (#46 of 469 in Texas), including 3 (0.4%) High-Risk sites and $53,910 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 718 Clean Water NPDES permits, 4 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
Hays 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📊 Hays County, TX Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Hays County
Top EPA Regulated Facilities in Hays 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 High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • SAN MARCOS, TX (ZIP 78666 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • BUDA, TX (ZIP 78610 Sector) | MODERATE (33/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • BUDA, TX (ZIP 78610 Sector) | MODERATE (32/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • BUDA, TX (ZIP 78610 Sector) | MODERATE (31/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • AUSTIN, TX (ZIP 78737 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • AUSTIN, TX (ZIP 78737 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • BUDA, TX (ZIP 78610 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • BUDA, TX (ZIP 78610 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| MOLECULAR REBAR DESIGN FREE PREVIEW (LOW RISK) | 13477 FITZHUGH RD, AUSTIN, TX 78736 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| GRISTMILL SOUTH GRAVITY MAIN & REUSE MAIN FREE PREVIEW (LOW RISK) | GRISTMILL RD AND PLUM CREEK RD, UHLAND, TX 78640 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| CALITERRA 5-14 FREE PREVIEW (LOW RISK) | SOUTHEAST OF CALITERRA PKWY & PREMIER PARK LOOP, DRIPPING SPRINGS, TX 78620 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| BLANCO RIVERINE FLOOD MITIGATION PROJECT FREE PREVIEW (LOW RISK) | RIVER ROAD BETWEEN SH80 AND ANIMAL SHELTER ROAD, SAN MARCOS, TX 78666 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Hays County, Texas Environmental Due Diligence
How many EPA-regulated environmental sites are in Hays County County, Texas?
Public U.S. EPA records track 726 regulated facilities in Hays County County, Texas (ranking #46 of 469 jurisdictions in TX). Of those, 3 (0.4%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 1 (0.1%) have active non-compliance quarters.
Which ZIP codes and cities in Hays County County have the highest regulated facility density?
Within Hays County County, the highest concentrations of EPA-tracked facilities are located in ZIP 78666 (San Marcos, 501 sites), ZIP 78620 (Dripping Springs, 221 sites), ZIP 78737 (Austin, 109 sites), spanning municipal corridors including San Marcos (512 sites), Kyle (355 sites), Dripping Springs (228 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Hays County County?
Across Hays County County, 2 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 Hays County County, TX?
Geologic indoor air screening places Hays 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 Hays County County, TX?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 718 Clean Water Act NPDES permits, and 52 impaired water dischargers in Hays County County, alongside 4 historical FEMA federal disaster declarations (1 flood/storm events).
Does Hays County, TX have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Hays 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.