ZIP 59858 (Philipsburg, MT) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 59858 in Philipsburg, Montana (Granite County) has 62 EPA-tracked facilities, including 3 High-Risk sites (4.8%), 4 active violators, and $47,600 in federal penalties. Beyond industrial pollution, properties in ZIP 59858 are screened across 22 historical Granite County FEMA disasters, USDA Soil Foundation Shrink-Swell (MODERATE signal), Tap Water & Watershed Permits (56), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 59858 (Philipsburg, MT) 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 ZIP 59858 (Philipsburg, MT) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)ZIP 59858 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 3 High-Risk and 4 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 59858 (Philipsburg, 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 Score (0–100) | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked Regulated EPA Enforcement Record #1 | 🔒 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 #2 | 🔒 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 #3 | 🔒 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 #4 | 🔒 Exact Street & Parcel Redacted • PHILIPSBURG, MT (ZIP 59858 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 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 #6 | 🔒 Exact Street & Parcel Redacted • PHILIPSBURG, MT (ZIP 59858 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • PHILIPSBURG, MT (ZIP 59858 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 • PHILIPSBURG, MT (ZIP 59858 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| NORTHWESTERN ENERGY - PHILIPSBURG 100 KV SUBSTATION FREE PREVIEW (LOW RISK) | PHILIPSBURG SE AREA, PHILIPSBURG, MT 59858 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| USDA FS PHILIPSBURG RANGER STATION FREE PREVIEW (LOW RISK) | FEDERAL BLDG RANGER STATION, PHILIPSBURG, MT 59858 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| TIMBERLINE LAND & MINERAL FREE PREVIEW (LOW RISK) | E OF CO RD 168 & CO RD 676, PHILIPSBURG, MT 59858 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| GRANITE COUNTY CLARK FORK RIVER 308 FREE PREVIEW (LOW RISK) | GRANITE COUNTY CLARK FORK RIVER BANKS, PHILIPSBURG, MT 59858 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — ZIP 59858 (Philipsburg, MT) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 01, 2026)How many EPA-tracked environmental sites are in ZIP code 59858 (Philipsburg, MT)?
ZIP code 59858 (Philipsburg, MT) contains 62 EPA-tracked facilities, of which 3 (4.8%) are classified in the High-Risk tier, 4 (6.5%) have active compliance violations, and 6 (9.7%) handle RCRA hazardous waste.
How does ZIP 59858 compare to Granite County and Montana averages?
In ZIP 59858, 4.8% of regulated sites are rated High Risk, compared to 3.4% across Granite County and 0.7% statewide in Montana.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 59858?
Geologic screening places ZIP 59858 in EPA Zone 1 — High Potential (> 4.0 pCi/L). Property buyers should screen a 0.25-mile immediate buffer for vapor-intrusion sources and a 1.0-mile radius for CERCLA/RCRA sites.
Is ZIP 59858 (Philipsburg, MT) in a FEMA flood zone and what is the flood disaster history?
Granite County has recorded 22 historical FEMA federal disaster declarations (8 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 59858 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 59858 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 59858 indicates a MODERATE shrink-swell risk signal. Within ZIP 59858, federal registries track 3 SDWIS drinking water facilities, 53 Clean Water NPDES permits, and 17 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.