Thornton, Idaho — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in Thornton, ID?
Public U.S. EPA records track 6 regulated facilities in Thornton, Idaho (Madison County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Thornton properties are screened for Tap Water & Watershed Permits (6 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 11 County FEMA Disaster Declarations, and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Thornton, ID 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Thornton, ID Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)ZIP Codes in Thornton, ID
Highest-Scored EPA Regulated Facilities in Thornton, ID
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 |
|---|---|---|---|---|
| 20599 W SIDE FRONTAGE ROAD FREE PREVIEW (LOW RISK) | W SIDE FRONTAGE ROAD, THORNTON, ID 83440 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| 5000 S; US 20 TO ARCHER LYMAN HIGHWAY, MADISON COUNTY FREE PREVIEW (LOW RISK) | BEGIN MILEPOST 98.57 TO MILEPOST 99.999, THORNTON, ID 83340 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| W SIDE FRONTAGE RD FREE PREVIEW (LOW RISK) | 260648 W FRONTAGE RD, THORNTON, ID 83440 | LOW (12/100) | No Violation Identified (0 qtrs NC) | $0 |
| EDSTROM CONSTRUCTION EAST PIT FREE PREVIEW (LOW RISK) | 4600 S 2860 W, THORNTON, ID 83440 | LOW (12/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • THORNTON, ID (ZIP 83440 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • THORNTON, ID (ZIP 83440 Sector) | LOW (10/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Thornton, Idaho Environmental Risk & Radon
How many EPA-regulated facilities are in Thornton, ID?
U.S. EPA records track 6 regulated facilities in Thornton, Idaho, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 0 RCRA hazardous waste handlers (0.0%).
Which ZIP codes in Thornton, ID have the most EPA-tracked sites?
Within Thornton, regulated facilities are primarily concentrated across local postal codes.
How can I check a specific house or commercial property in Thornton, ID?
Enter the exact street address in Thornton 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 Thornton, ID and how many EPA water permits exist?
In Thornton, ID, federal registries track 0 Safe Drinking Water (SDWIS) facilities, 6 Clean Water Act NPDES permits, and 0 impaired water body dischargers.
What is the soil foundation risk and FEMA flood disaster history in Thornton, ID?
USDA regional soil screening for Thornton indicates a MODERATE shrink-swell foundation signal, and Madison County has recorded 11 federal FEMA disaster declarations (3 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.