Prairie County, Montana — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Prairie County, MT?
In Prairie County, Montana, public U.S. EPA records track 68 regulated facilities (#49 of 65 in Montana), including 1 (1.5%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 6 Safe Drinking Water (SDWIS) facilities, 55 Clean Water NPDES permits, 22 FEMA Federal Disaster Declarations (8 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Prairie 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📊 Prairie County, MT Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Prairie County
ZIP Codes in Prairie County
Top EPA Regulated Facilities in Prairie 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 • TERRY, MT (ZIP 59349 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • FALLON, MT (ZIP 59326 Sector) | MODERATE (39/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • , MT (ZIP Sector) | MODERATE (30/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • TERRY, MT (ZIP 59349 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • TERRY, MT (ZIP 59349 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • TERRY, MT (ZIP 59349 Sector) | MODERATE (30/100) | Violation Identified (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • TERRY, MT (ZIP 59349 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • TERRY, MT (ZIP 59349 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| TCA LLC - MDOT YELLOWSTONE RIVER BRIDGE 1MI NORTH OF TERRY FREE PREVIEW (LOW RISK) | 1 MILE NORTH OF TERRY, TERRY, MT 59349 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| MARTIN CONSTRUCTION MDOT PRAIRIE COUNTY 318 FREE PREVIEW (LOW RISK) | PRAIRIE COUNTY, TERRY, MT 59349 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| SLETTEN CONSTRUCTION CABIN CREEK 318 FREE PREVIEW (LOW RISK) | 12MI NE OF MILDRED, MILDRED, MT 59341 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| BAD ROUTE INTERCHANGE FREE PREVIEW (LOW RISK) | I-94 RP 187.1-192.6, FALLON, MT 59326 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Prairie County, Montana Environmental Due Diligence
How many EPA-regulated environmental sites are in Prairie County, Montana?
Public U.S. EPA records track 68 regulated facilities in Prairie County, Montana (ranking #49 of 65 jurisdictions in MT). Of those, 1 (1.5%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 4 (5.9%) have active non-compliance quarters.
Which ZIP codes and cities in Prairie County have the highest regulated facility density?
Within Prairie County, the highest concentrations of EPA-tracked facilities are located in ZIP 59349 (Terry, 31 sites), ZIP 59326 (Fallon, 23 sites), ZIP 59341 (Mildred, 8 sites), spanning municipal corridors including Terry (30 sites), Fallon (23 sites), Mildred (8 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Prairie County?
Across Prairie County, 5 facilities (7.4% 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 Prairie County, MT?
Geologic indoor air screening places Prairie 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 Prairie County, MT?
Federal records track 6 Safe Drinking Water (SDWIS) facilities, 55 Clean Water Act NPDES permits, and 13 impaired water dischargers in Prairie County, alongside 22 historical FEMA federal disaster declarations (8 flood/storm events).
Does Prairie County, MT have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Prairie County indicates a MODERATE 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.