ZIP 77571 (La Porte, TX) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 77571 in La Porte, Texas (Harris County) has 456 EPA-tracked facilities, including 31 High-Risk sites (6.8%), 22 active violators, and $3,545,809 in federal penalties. Beyond industrial pollution, properties in ZIP 77571 are screened across 4 historical Harris County FEMA disasters, USDA Soil Foundation Shrink-Swell (LOW signal), Tap Water & Watershed Permits (298), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
ZIP 77571 (La Porte, 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 77571 (La Porte, TX) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 77571 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 31 High-Risk and 22 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 77571 (La Porte, 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 High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • LAPORTE, TX (ZIP 77571 Sector) | HIGH (98/100) | Significant Violation (12 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • LA PORTE, TX (ZIP 77571 Sector) | HIGH (86/100) | Violation Identified (11 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • LA PORTE, TX (ZIP 77571 Sector) | HIGH (81/100) | Violation (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • LA PORTE, TX (ZIP 77571 Sector) | HIGH (80/100) | Violation Identified (10 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • LA PORTE, TX (ZIP 77571 Sector) | HIGH (73/100) | Violation (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • LA PORTE, TX (ZIP 77571 Sector) | HIGH (70/100) | Violation Identified (3 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • LA PORTE, TX (ZIP 77571 Sector) | HIGH (67/100) | Resolved / Historical Non-Compliance (3 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • LA PORTE, TX (ZIP 77571 Sector) | HIGH (65/100) | Resolved / Historical Non-Compliance (2 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| QUALITY CARRIERS FREE PREVIEW (LOW RISK) | 11621 STRANG RD, LA PORTE, TX 77571 | LOW (25/100) | No Violation Identified (0 qtrs NC) | $0 |
| KAW TRANSPORT CO FREE PREVIEW (LOW RISK) | 2727 VISTA RD, LA PORTE, TX 77571 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
| SAN JACINTO STEAM ELECTRIC STATION FREE PREVIEW (LOW RISK) | 845 SENS ROAD, LA PORTE, TX 77571 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| PVA PLANT FREE PREVIEW (LOW RISK) | 13100 BAY AREA BLVD, LA PORTE, TX 77571 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 77571 (La Porte, 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 77571 (La Porte, TX)?
ZIP code 77571 (La Porte, TX) contains 456 EPA-tracked facilities, of which 31 (6.8%) are classified in the High-Risk tier, 22 (4.8%) have active compliance violations, and 167 (36.6%) handle RCRA hazardous waste.
How does ZIP 77571 compare to Harris County and Texas averages?
In ZIP 77571, 6.8% of regulated sites are rated High Risk, compared to 2.2% across Harris County and 1.6% statewide in Texas.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 77571?
Geologic screening places ZIP 77571 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 77571 (La Porte, TX) in a FEMA flood zone and what is the flood disaster history?
Harris County has recorded 4 historical FEMA federal disaster declarations (2 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 77571 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 77571 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 77571 indicates a LOW shrink-swell risk signal. Within ZIP 77571, federal registries track 13 SDWIS drinking water facilities, 285 Clean Water NPDES permits, and 105 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.