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

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

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

Public U.S. EPA records track 172 regulated facilities in Hamilton, Montana (Ravalli County), including 0 High-Risk sites (0.0%) and 6 active violators. In addition to industrial waste, Hamilton properties are screened for Tap Water & Watershed Permits (139 systems), USDA Soil Foundation Shrink-Swell (LOW signal), 1 County FEMA Disaster Declarations, and EPA Zone 1 — High Potential (> 4.0 pCi/L).

Total EPA Sites
172
High-Risk (0.0% vs 0.7% State)
0
Active Violators (3.5%)
6
Drinking & Clean Water
139
Federal Penalties
$0

Hamilton, 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
Ravalli County: 1 FEMA Declarations (0 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: LOW • Pipe Corrosion: Moderate
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
23 SDWIS Systems • 116 NPDES Permits
🔒 34 Impaired Water (303d) & 14 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

📊 Hamilton, MT 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 31 (18.0%)
Clean Water (NPDES) & Drinking Water (SDWIS) 139 (80.8%)
Active EPA Non-Compliance Dockets 6 (3.5%)
High-Risk Enforcement Facilities 0 (0.0%)
2. FEMA NRI & USGS Hazard Index (1–10) Relatively Low (78.5/100)
🌊 Flood Exposure 3/10 • Low Hazard
🔥 Wildfire Hazard 7/10 • High Hazard
☀️ Extreme Heat 3/10 • Low Hazard
🌪️ Severe Wind / Storm 1/10 • Very Low Hazard
🫨 USGS Earthquake 3/10 • Low Hazard
3. City vs. County & State Benchmark
Hamilton High-Risk Rate 0.0%
Ravalli County Average 0.6%
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.
🔒 Scan a Property Address in Hamilton →

ZIP Codes in Hamilton, MT

ZIP 59840 (177 sites • 0 High Risk) ZIP 59810 (1 sites • 0 High Risk)

Highest-Scored EPA Regulated Facilities in Hamilton, 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 • HAMILTON, MT (ZIP 59840 Sector) MODERATE (44/100) Violation Identified (12 qtrs NC) 🔒 12 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • HAMILTON, MT (ZIP 59840 Sector) MODERATE (42/100) Violation Identified (10 qtrs NC) 🔒 10 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • HAMILTON, MT (ZIP 59840 Sector) MODERATE (39/100) Violation Identified (12 qtrs NC) 🔒 12 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • HAMILTON, MT (ZIP 59840 Sector) MODERATE (38/100) Violation Identified (11 qtrs NC) 🔒 11 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • HAMILTON, MT (ZIP 59840 Sector) MODERATE (35/100) Resolved / Historical Non-Compliance (2 qtrs NC) 🔒 2 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • HAMILTON, MT (ZIP 59840 Sector) MODERATE (30/100) Resolved / Historical Non-Compliance (10 qtrs NC) 🔒 10 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • HAMILTON, MT (ZIP 59840 Sector) MODERATE (30/100) Resolved / Historical Non-Compliance (1 qtrs NC) 🔒 1 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • HAMILTON, MT (ZIP 59840 Sector) MODERATE (30/100) Violation Identified (4 qtrs NC) 🔒 4 Qtrs Non-Compliance • Unlock →
WALGREENS #11891 FREE PREVIEW (LOW RISK) 901 N 1ST ST, HAMILTON, MT 59840 LOW (19/100) No Violation Identified (0 qtrs NC) $0
JAMES COTE - BITTERROOT RIVER 318 PERMIT FREE PREVIEW (LOW RISK) BITTERROOT RIVER, HAMILTON, MT 59840 LOW (18/100) No Violation Identified (0 qtrs NC) $0
RIVERSIDE ESTATES SUBDIVISION FREE PREVIEW (LOW RISK) 530 OLD CORVALLIS ROAD, HAMILTON, MT 59840 LOW (18/100) No Violation Identified (0 qtrs NC) $0
SPECIALTY EXCAVATING - LOST HORSE SIPHON PROJECT FREE PREVIEW (LOW RISK) INTERSECTION LOST HORSE CRK & WARD IRRIG CANAL, HAMILTON, MT 59840 LOW (18/100) No Violation Identified (0 qtrs NC) $0
🔒 + 160 Additional Regulated & Enforcement Records in Hamilton, MT Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Hamilton, Montana Environmental Risk & Radon

How many EPA-regulated facilities are in Hamilton, MT?

U.S. EPA records track 172 regulated facilities in Hamilton, Montana, including 0 high-risk sites (0.0%), 6 active violators (3.5%), and 31 RCRA hazardous waste handlers (18.0%).

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

Within Hamilton, regulated facilities are primarily concentrated across ZIP 59840 (177 sites), ZIP 59810 (1 sites).

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

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

In Hamilton, MT, federal registries track 23 Safe Drinking Water (SDWIS) facilities, 116 Clean Water Act NPDES permits, and 34 impaired water body dischargers.

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

USDA regional soil screening for Hamilton indicates a LOW shrink-swell foundation signal, and Ravalli County has recorded 1 federal FEMA disaster declarations (0 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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