Granite County, Montana — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Granite County, MT?
In Granite County, Montana, public U.S. EPA records track 119 regulated facilities (#37 of 65 in Montana), including 4 (3.4%) High-Risk sites and $47,600 in federal penalties. Countywide due diligence also covers 28 Safe Drinking Water (SDWIS) facilities, 80 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).
Granite 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📊 Granite County, MT Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Granite County
ZIP Codes in Granite County
Top EPA Regulated Facilities in Granite 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 • DRUMMOND, MT (ZIP 59832 Sector) | HIGH (64/100) | Significant Violation (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • PHILIPSBURG, MT (ZIP 59858 Sector) | MODERATE (44/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • PHILIPSBURG, MT (ZIP 59858 Sector) | MODERATE (42/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • HALL, MT (ZIP 59837 Sector) | MODERATE (39/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • DRUMMOND, MT (ZIP 59832 Sector) | MODERATE (36/100) | Violation Identified (5 qtrs NC) | 🔒 5 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • PHILIPSBURG, MT (ZIP 59858 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (8 qtrs NC) | 🔒 8 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • PHILIPSBURG, MT (ZIP 59858 Sector) | MODERATE (30/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • PHILIPSBURG, MT (ZIP 59858 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| DIVERSIFIED SOLUTIONS FTTP DRUMMOND FREE PREVIEW (LOW RISK) | DRUMMOND FRONTAGE ROAD, DRUMMOND, MT 59832 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| ANGELO CATTLE CO - CLARK FORK DRUMMOND 318 FREE PREVIEW (LOW RISK) | 96 NORTH MULLAN TRAIL, DRUMMOND, MT 59832 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| MDT - BEARMOUTH REST AREA FREE PREVIEW (LOW RISK) | MP 143 AND MP 144 ON I-90, DRUMMOND, MT 59832 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| MDT CLARK FORK RIVER DRUMMOND EROSION REHABILITATION 318 FREE PREVIEW (LOW RISK) | INTERSTATE 90 MP 137.8, DRUMMOND, MT 59832 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Granite County, Montana Environmental Due Diligence
How many EPA-regulated environmental sites are in Granite County, Montana?
Public U.S. EPA records track 119 regulated facilities in Granite County, Montana (ranking #37 of 65 jurisdictions in MT). Of those, 4 (3.4%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 8 (6.7%) have active non-compliance quarters.
Which ZIP codes and cities in Granite County have the highest regulated facility density?
Within Granite County, the highest concentrations of EPA-tracked facilities are located in ZIP 59858 (Philipsburg, 62 sites), ZIP 59832 (Drummond, 31 sites), ZIP 59837 (Hall, 6 sites), spanning municipal corridors including Philipsburg (58 sites), Drummond (31 sites), Hall (6 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Granite County?
Across Granite County, 11 facilities (9.2% 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 Granite County, MT?
Geologic indoor air screening places Granite 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 Granite County, MT?
Federal records track 28 Safe Drinking Water (SDWIS) facilities, 80 Clean Water Act NPDES permits, and 36 impaired water dischargers in Granite County, alongside 22 historical FEMA federal disaster declarations (8 flood/storm events).
Does Granite County, MT have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Granite County indicates a MODERATE shrink-swell risk signal and steel pipe corrosivity rated Moderate. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.