Grimes County, Texas — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Grimes County, TX?
In Grimes County, Texas, public U.S. EPA records track 203 regulated facilities (#112 of 469 in Texas), including 12 (5.9%) High-Risk sites and $129,100 in federal penalties. Countywide due diligence also covers 34 Safe Drinking Water (SDWIS) facilities, 172 Clean Water NPDES permits, 5 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (HIGH signal), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
Grimes 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📊 Grimes County, TX Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Grimes County
ZIP Codes in Grimes County
Top EPA Regulated Facilities in Grimes 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 • NAVASOTA, TX (ZIP 77868 Sector) | HIGH (66/100) | Violation Identified (4 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • IOLA, TX (ZIP 77861 Sector) | HIGH (64/100) | Significant Violation (8 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • RICHARDS, TX (ZIP 77873 Sector) | HIGH (64/100) | Significant Violation (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • PLANTERSVILLE, TX (ZIP 77363 Sector) | MODERATE (50/100) | Violation Identified (8 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • NAVASOTA, TX (ZIP 77868 Sector) | MODERATE (49/100) | Violation Identified (6 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • NAVASOTA, TX (ZIP 77868 Sector) | MODERATE (45/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • NAVASOTA, TX (ZIP 77868 Sector) | MODERATE (43/100) | Violation Identified (5 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • ANDERSON, TX (ZIP 77830 Sector) | MODERATE (41/100) | Resolved / Historical Non-Compliance (5 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| TEXAS PIPE WORKS FREE PREVIEW (LOW RISK) | 9444 INDUSTRIAL DR, NAVASOTA, TX 77868 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| NAVASOTA HIGH SCHOOL FREE PREVIEW (LOW RISK) | TEXAS 105, NAVASOTA, TX 77868 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| NOV TUBASCOPE NAVASOTA COATING FREE PREVIEW (LOW RISK) | FM 1227 5 M S OF HWY 379, NAVASOTA, TX 77868 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| INTERNATIONAL PAPER NAVASOTA TREATMENT FACILITY FREE PREVIEW (LOW RISK) | HWY 6 N @ SEBASTIAN RD, NAVASOTA, TX 77868 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Grimes County, Texas Environmental Due Diligence
How many EPA-regulated environmental sites are in Grimes County, Texas?
Public U.S. EPA records track 203 regulated facilities in Grimes County, Texas (ranking #112 of 469 jurisdictions in TX). Of those, 12 (5.9%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 25 (12.3%) have active non-compliance quarters.
Which ZIP codes and cities in Grimes County have the highest regulated facility density?
Within Grimes County, the highest concentrations of EPA-tracked facilities are located in ZIP 77868 (Navasota, 140 sites), ZIP 77363 (Plantersville, 57 sites), ZIP 77861 (Iola, 15 sites), spanning municipal corridors including Navasota (132 sites), Plantersville (55 sites), Anderson (31 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Grimes County?
Across Grimes County, 32 facilities (15.8% 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 Grimes County, TX?
Geologic indoor air screening places Grimes 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 Grimes County, TX?
Federal records track 34 Safe Drinking Water (SDWIS) facilities, 172 Clean Water Act NPDES permits, and 2 impaired water dischargers in Grimes County, alongside 5 historical FEMA federal disaster declarations (3 flood/storm events).
Does Grimes County, TX have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Grimes County indicates a HIGH 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.