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13-SECTION MUNICIPAL PROPERTY, MARKET, FLOOD & HAZARD HUB • HARLINGEN, TX

Harlingen, Texas — Property Hazard, Flood Zone, Soil, Water & Market Guide

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What Are the Major Property, Flood, Soil & Environmental Risks in Harlingen, TX?

Public U.S. EPA records track 323 regulated facilities in Harlingen, Texas (Cameron County), including 4 High-Risk sites (1.2%) and 2 active violators. In addition to industrial waste, Harlingen properties are screened for Tap Water & Watershed Permits (165 systems), USDA Soil Foundation Shrink-Swell (HIGH signal), 4 County FEMA Disaster Declarations, and EPA Zone 3 — Low Potential (< 2.0 pCi/L).

Total EPA Sites
323
High-Risk (1.2% vs 1.6% State)
4
Active Violators (0.6%)
2
Drinking & Clean Water
165
Federal Penalties
$453,593

Harlingen, TX 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals

🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan
🌊 Flood Zone & FEMA Disaster History
Cameron County: 4 FEMA Declarations (2 Flood/Storm)
🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Insurance Status Locked
Check Property Flood Zone →
🪨 USDA Soil, Foundation & Water Table
Shrink-Swell Risk Signal: HIGH • Pipe Corrosion: Moderate
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
2 SDWIS Systems • 163 NPDES Permits
🔒 14 Impaired Water (303d) & 7 Violation Dockets Locked
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☢️ EPA Radon & Karst Sinkhole
EPA Zone 3 — Low Potential (< 2.0 pCi/L)
Non-Karst Coastal / Alluvial Clay Formation (Low Sinkhole Risk; Primary Factor is Clay Shrink-Swell)
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Harlingen, TX Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)
1. Municipal Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 133 (41.2%)
Clean Water (NPDES) & Drinking Water (SDWIS) 165 (51.1%)
Active EPA Non-Compliance Dockets 2 (0.6%)
High-Risk Enforcement Facilities 4 (1.2%)
2. FEMA NRI & USGS Hazard Index (1–10) Relatively High (97.3/100)
🌊 Flood Exposure 5/10 • Moderate Hazard
🔥 Wildfire Hazard 3/10 • Low Hazard
☀️ Extreme Heat 7/10 • High Hazard
🌪️ Severe Wind / Storm 9/10 • Very High Hazard
🫨 USGS Earthquake 2/10 • Low Seismic Hazard
3. City vs. County & State Benchmark
Harlingen High-Risk Rate 1.2%
Cameron County Average 2.7%
Texas (TX) Statewide Avg 1.6%
Unlock Street-Level Dossier: Paid report reveals exact facility names, distances in feet, USDA soil LEP %, water table depth, and parcel flood zone.
🔒 Scan a Property Address in Harlingen →

ZIP Codes in Harlingen, TX

ZIP 78550 (218 sites • 2 High Risk) ZIP 78552 (114 sites • 2 High Risk) ZIP 78551 (8 sites • 0 High Risk) ZIP 78553 (1 sites • 0 High Risk)

Highest-Scored EPA Regulated Facilities in Harlingen, TX

100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).

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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 • HARLINGEN, TX (ZIP 78552 Sector) HIGH (64/100) Significant Violation (7 qtrs NC) 🔒 7 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • HARLINGEN, TX (ZIP 78552 Sector) MODERATE (50/100) Resolved / Historical Non-Compliance (7 qtrs NC) 🔒 Federal Penalty on File • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • HARLINGEN, TX (ZIP 78550 Sector) MODERATE (46/100) Resolved / Historical Non-Compliance (1 qtrs NC) 🔒 Federal Penalty on File • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • HARLINGEN, TX (ZIP 78550 Sector) MODERATE (39/100) Resolved / Historical Non-Compliance (6 qtrs NC) 🔒 $10,000+ Federal Fine • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • HARLINGEN, TX (ZIP 78552 Sector) MODERATE (34/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • HARLINGEN, TX (ZIP 78550 Sector) MODERATE (33/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • HARLINGEN, TX (ZIP 78550 Sector) MODERATE (32/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • HARLINGEN, TX (ZIP 78552 Sector) MODERATE (31/100) No Violation Identified (0 qtrs NC) 🔒 $100,000+ Federal Fine • Unlock →
VALLEY CO-OP OIL MILL FREE PREVIEW (LOW RISK) 1901 N. XWY 77, HARLINGEN, TX 78550 LOW (19/100) No Violation Identified (0 qtrs NC) $0
BALES MOLD SERVICE FREE PREVIEW (LOW RISK) 815 N FM 509, HARLINGEN, TX 78550 LOW (18/100) No Violation Identified (0 qtrs NC) $0
ITD PRECISION FREE PREVIEW (LOW RISK) 818 N FM 509, HARLINGEN, TX 78550 LOW (18/100) No Violation Identified (0 qtrs NC) $0
SOUTHWESTERN MOTOR TRANSPORT FREE PREVIEW (LOW RISK) 102 N T ST, HARLINGEN, TX 78550 LOW (18/100) No Violation Identified (0 qtrs NC) $0
🔒 + 311 Additional Regulated & Enforcement Records in Harlingen, TX Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Harlingen, Texas Environmental Risk & Radon

How many EPA-regulated facilities are in Harlingen, TX?

U.S. EPA records track 323 regulated facilities in Harlingen, Texas, including 4 high-risk sites (1.2%), 2 active violators (0.6%), and 133 RCRA hazardous waste handlers (41.2%).

Which ZIP codes in Harlingen, TX have the most EPA-tracked sites?

Within Harlingen, regulated facilities are primarily concentrated across ZIP 78550 (218 sites), ZIP 78552 (114 sites), ZIP 78551 (8 sites), ZIP 78553 (1 sites).

How can I check a specific house or commercial property in Harlingen, TX?

Enter the exact street address in Harlingen 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 Harlingen, TX and how many EPA water permits exist?

In Harlingen, TX, federal registries track 2 Safe Drinking Water (SDWIS) facilities, 163 Clean Water Act NPDES permits, and 14 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Harlingen, TX?

USDA regional soil screening for Harlingen indicates a HIGH shrink-swell foundation signal, and Cameron County has recorded 4 federal FEMA disaster declarations (2 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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