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13-SECTION MUNICIPAL PROPERTY, MARKET, FLOOD & HAZARD HUB • THOMPSON FALLS, MT

Thompson Falls, Montana — Property Hazard, Flood Zone, Soil, Water & Market Guide

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What Are the Major Property, Flood, Soil & Environmental Risks in Thompson Falls, MT?

Public U.S. EPA records track 50 regulated facilities in Thompson Falls, Montana (Sanders County), including 0 High-Risk sites (0.0%) and 2 active violators. In addition to industrial waste, Thompson Falls properties are screened for Tap Water & Watershed Permits (41 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 3 County FEMA Disaster Declarations, and EPA Zone 1 — High Potential (> 4.0 pCi/L).

Total EPA Sites
50
High-Risk (0.0% vs 0.7% State)
0
Active Violators (4.0%)
2
Drinking & Clean Water
41
Federal Penalties
$0

Thompson Falls, MT 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
Sanders County: 3 FEMA Declarations (1 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: MODERATE • Pipe Corrosion: Low
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
7 SDWIS Systems • 34 NPDES Permits
🔒 11 Impaired Water (303d) & 5 Violation Dockets Locked
Unlock Utility Violation Log →
☢️ EPA Radon & Karst Sinkhole
EPA Zone 1 — High Potential (> 4.0 pCi/L)
Low / Non-Karst Bedrock & Alluvial Formation
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Thompson Falls, MT Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)
1. Municipal Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 6 (12.0%)
Clean Water (NPDES) & Drinking Water (SDWIS) 41 (82.0%)
Active EPA Non-Compliance Dockets 2 (4.0%)
High-Risk Enforcement Facilities 0 (0.0%)
2. FEMA NRI & USGS Hazard Index (1–10) Relatively Low (47.4/100)
🌊 Flood Exposure 3/10 • Low Hazard
🔥 Wildfire Hazard 5/10 • Moderate Hazard
☀️ Extreme Heat 1/10 • Very Low Hazard
🌪️ Severe Wind / Storm 1/10 • Very Low Hazard
🫨 USGS Earthquake 3/10 • Low Hazard
3. City vs. County & State Benchmark
Thompson Falls High-Risk Rate 0.0%
Sanders County Average 0.0%
Montana (MT) Statewide Avg 0.7%
Unlock Street-Level Dossier: Paid report reveals exact facility names, distances in feet, USDA soil LEP %, water table depth, and parcel flood zone.
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ZIP Codes in Thompson Falls, MT

ZIP 59873 (53 sites • 0 High Risk)

Highest-Scored EPA Regulated Facilities in Thompson Falls, MT

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 Regulated EPA Enforcement Record #1 🔒 Exact Street & Parcel Redacted • THOMPSON FALLS, MT (ZIP 59873 Sector) MODERATE (38/100) Violation Identified (11 qtrs NC) 🔒 11 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • THOMPSON FALLS, MT (ZIP 59873 Sector) MODERATE (34/100) Violation Identified (3 qtrs NC) 🔒 3 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • THOMPSON FALLS, MT (ZIP 59873 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • THOMPSON FALLS, MT (ZIP 59873 Sector) MODERATE (30/100) Resolved / Historical Non-Compliance (1 qtrs NC) 🔒 1 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • THOMPSON FALLS, MT (ZIP 59873 Sector) MODERATE (30/100) Resolved / Historical Non-Compliance (1 qtrs NC) 🔒 1 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • THOMPSON FALLS, MT (ZIP 59873 Sector) MODERATE (30/100) Resolved / Historical Non-Compliance (1 qtrs NC) 🔒 1 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • THOMPSON FALLS, MT (ZIP 59873 Sector) MODERATE (30/100) Resolved / Historical Non-Compliance (4 qtrs NC) 🔒 4 Qtrs Non-Compliance • Unlock →
IIG THOMPSON FALLS REROUTE MTR111791 FREE PREVIEW (LOW RISK) HWY 200 AND 471, THOMPSON FALLS, MT 59873 LOW (18/100) No Violation Identified (0 qtrs NC) $0
YELLOWSTONE PIPELINE PROSPECT CREEK PIPELINE STABILIZATION 318 FREE PREVIEW (LOW RISK) 3.5 MI SW OF THOMPSON FALLS, THOMPSON FALLS, MT 59873 LOW (17/100) No Violation Identified (0 qtrs NC) $0
EAST OF THOMPSON RIVER - EAST SANDER COUNTY FREE PREVIEW (LOW RISK) 5600 MT 200, THOMPSON FALLS, MT 59873 LOW (17/100) No Violation Identified (0 qtrs NC) $0
ALAN CURTIS SANDERS COUNTY SUCTION DREDGE FREE PREVIEW (LOW RISK) TROUT CREEK AREA, THOMPSON FALLS, MT 59873 LOW (17/100) No Violation Identified (0 qtrs NC) $0
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • THOMPSON FALLS, MT (ZIP 59873 Sector) LOW (16/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 + 38 Additional Regulated & Enforcement Records in Thompson Falls, MT Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Thompson Falls, Montana Environmental Risk & Radon

How many EPA-regulated facilities are in Thompson Falls, MT?

U.S. EPA records track 50 regulated facilities in Thompson Falls, Montana, including 0 high-risk sites (0.0%), 2 active violators (4.0%), and 6 RCRA hazardous waste handlers (12.0%).

Which ZIP codes in Thompson Falls, MT have the most EPA-tracked sites?

Within Thompson Falls, regulated facilities are primarily concentrated across ZIP 59873 (53 sites).

How can I check a specific house or commercial property in Thompson Falls, MT?

Enter the exact street address in Thompson Falls 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 Thompson Falls, MT and how many EPA water permits exist?

In Thompson Falls, MT, federal registries track 7 Safe Drinking Water (SDWIS) facilities, 34 Clean Water Act NPDES permits, and 11 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Thompson Falls, MT?

USDA regional soil screening for Thompson Falls indicates a MODERATE shrink-swell foundation signal, and Sanders County has recorded 3 federal FEMA disaster declarations (1 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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