Missoula County, Montana — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Missoula County, MT?
In Missoula County, Montana, public U.S. EPA records track 1,390 regulated facilities (#4 of 65 in Montana), including 6 (0.4%) High-Risk sites and $5,307,700 in federal penalties. Countywide due diligence also covers 260 Safe Drinking Water (SDWIS) facilities, 817 Clean Water NPDES permits, 2 FEMA Federal Disaster Declarations (0 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Missoula County, MT 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Missoula County, MT Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Missoula County
ZIP Codes in Missoula County
Top EPA Regulated Facilities in Missoula County, MT
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 |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • LOLO, MT (ZIP 59847 Sector) | HIGH (64/100) | Significant Violation (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • MISSOULA, MT (ZIP 59802 Sector) | HIGH (64/100) | Significant Violation (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • MILLTOWN, MT (ZIP 59851 Sector) | MODERATE (52/100) | Violation Identified (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • MISSOULA, MT (ZIP 59801 Sector) | MODERATE (49/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • MISSOULA, MT (ZIP 59808 Sector) | MODERATE (45/100) | Violation Identified (3 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • MISSOULA, MT (ZIP 59802 Sector) | MODERATE (45/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • LOLO, MT (ZIP 59847 Sector) | MODERATE (45/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • MISSOULA, MT (ZIP 59801 Sector) | MODERATE (44/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| FEDEX FREIGHT MSL FREE PREVIEW (LOW RISK) | 8190 EL WAY, MISSOULA, MT 59801 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| GOMERS INC MISSOULA FREE PREVIEW (LOW RISK) | 2400 PALMER, MISSOULA, MT 59802 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| SAULTER SITE FREE PREVIEW (LOW RISK) | 2030 SAULTER LN, MISSOULA, MT 59801 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| ESTES EXPRESS #254 FREE PREVIEW (LOW RISK) | 1640 RODGERS ST, MISSOULA, MT 59802 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Missoula County, Montana Environmental Due Diligence
How many EPA-regulated environmental sites are in Missoula County, Montana?
Public U.S. EPA records track 1,390 regulated facilities in Missoula County, Montana (ranking #4 of 65 jurisdictions in MT). Of those, 6 (0.4%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 49 (3.5%) have active non-compliance quarters.
Which ZIP codes and cities in Missoula County have the highest regulated facility density?
Within Missoula County, the highest concentrations of EPA-tracked facilities are located in ZIP 59808 (Missoula, 386 sites), ZIP 59801 (Missoula, 353 sites), ZIP 59802 (Missoula, 168 sites), spanning municipal corridors including Missoula (1,030 sites), Lolo (51 sites), Frenchtown (41 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Missoula County?
Across Missoula County, 293 facilities (21.1% of regulated sites) are registered Resource Conservation and Recovery Act (RCRA) hazardous waste generators or handlers, and 0 industrial sites report toxic chemical releases to the EPA Toxics Release Inventory (TRI).
What is the EPA Radon Zone classification for Missoula County, MT?
Geologic indoor air screening places Missoula County in EPA Zone 1 — High Potential (> 4.0 pCi/L). Counties in EPA Radon Zone 1 have a predicted average indoor radon screening level greater than 4.0 pCi/L (the EPA action threshold). Short-term or continuous indoor radon testing is strongly recommended prior to closing.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Missoula County, MT?
Federal records track 260 Safe Drinking Water (SDWIS) facilities, 817 Clean Water Act NPDES permits, and 346 impaired water dischargers in Missoula County, alongside 2 historical FEMA federal disaster declarations (0 flood/storm events).
Does Missoula County, MT have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Missoula County indicates a LOW shrink-swell risk signal and steel pipe corrosivity rated Low. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.