Fergus County, Montana — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Fergus County, MT?
In Fergus County, Montana, public U.S. EPA records track 322 regulated facilities (#13 of 65 in Montana), including 5 (1.6%) High-Risk sites and $6,300 in federal penalties. Countywide due diligence also covers 24 Safe Drinking Water (SDWIS) facilities, 229 Clean Water NPDES permits, 2 FEMA Federal Disaster Declarations (2 flood/storm), USDA Soil Foundation Shrink-Swell (HIGH signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Fergus 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📊 Fergus County, MT Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Fergus County
Top EPA Regulated Facilities in Fergus 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 • LEWISTOWN, MT (ZIP 59457 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • WINIFRED, MT (ZIP 59489 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • LEWISTOWN, MT (ZIP 59457 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • DENTON, MT (ZIP 59430 Sector) | MODERATE (44/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • LEWISTOWN, MT (ZIP 59457 Sector) | MODERATE (39/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • LEWISTOWN, MT (ZIP 59457 Sector) | MODERATE (37/100) | Resolved / Historical Non-Compliance (5 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • LEWISTOWN, MT (ZIP 59457 Sector) | MODERATE (36/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • LEWISTOWN, MT (ZIP 59457 Sector) | MODERATE (34/100) | Violation Identified (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| UPS - LEWISTOWN CENTER FREE PREVIEW (LOW RISK) | HWY 87 W, LEWISTOWN, MT 59457 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| MONTANA FIBERGLASS INC FREE PREVIEW (LOW RISK) | 2063 CASINO CREEK DR, LEWISTOWN, MT 59457 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| K & R AUTO BODY INC 2ND AVE FREE PREVIEW (LOW RISK) | 206 2ND AVE S, LEWISTOWN, MT 59457 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| MAGINNIS MILLING CO FREE PREVIEW (LOW RISK) | UNK, MAIDEN, MT 99999 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Fergus County, Montana Environmental Due Diligence
How many EPA-regulated environmental sites are in Fergus County, Montana?
Public U.S. EPA records track 322 regulated facilities in Fergus County, Montana (ranking #13 of 65 jurisdictions in MT). Of those, 5 (1.6%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 10 (3.1%) have active non-compliance quarters.
Which ZIP codes and cities in Fergus County have the highest regulated facility density?
Within Fergus County, the highest concentrations of EPA-tracked facilities are located in ZIP 59457 (Lewistown, 175 sites), ZIP 59430 (Denton, 30 sites), ZIP 59489 (Winifred, 24 sites), spanning municipal corridors including Lewistown (174 sites), Denton (30 sites), Winifred (25 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Fergus County?
Across Fergus County, 63 facilities (19.6% 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 Fergus County, MT?
Geologic indoor air screening places Fergus 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 Fergus County, MT?
Federal records track 24 Safe Drinking Water (SDWIS) facilities, 229 Clean Water Act NPDES permits, and 42 impaired water dischargers in Fergus County, alongside 2 historical FEMA federal disaster declarations (2 flood/storm events).
Does Fergus County, MT have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Fergus County indicates a HIGH shrink-swell risk signal and steel pipe corrosivity rated High. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.