ZIP 59024 (Custer, MT) — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
ZIP code 59024 in Custer, Montana (Yellowstone County) has 20 EPA-tracked facilities, including 1 High-Risk sites (5.0%), 4 active violators, and $0 in federal penalties. Beyond industrial pollution, properties in ZIP 59024 are screened across 2 historical Yellowstone County FEMA disasters, USDA Soil Foundation Shrink-Swell (HIGH signal), Tap Water & Watershed Permits (17), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
ZIP 59024 (Custer, 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 59024 (Custer, MT) Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 02, 2026)ZIP 59024 Sector Screening Map (High-Risk Pin Coordinates Locked)
Exact street pins for 1 High-Risk and 4 Active Violation sites are redacted on public directory maps.
Regulated EPA Facilities in ZIP 59024 (Custer, 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 High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • CUSTER, MT (ZIP 59024 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • CUSTER, MT (ZIP 59024 Sector) | MODERATE (36/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • CUSTER, MT (ZIP 59024 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • CUSTER, MT (ZIP 59024 Sector) | MODERATE (30/100) | Violation Identified (2 qtrs NC) | 🔒 2 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • CUSTER, MT (ZIP 59024 Sector) | MODERATE (29/100) | Violation Identified (8 qtrs NC) | 🔒 8 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • CUSTER, MT (ZIP 59024 Sector) | MODERATE (20/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| DELCAMP PRIVATE RESIDENCE FREE PREVIEW (LOW RISK) | 607 4TH AVE, CUSTER, MT 59024 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| USDOE WAP CUSTER SUBSTATION FREE PREVIEW (LOW RISK) | HWY 47, CUSTER, MT 59024 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| NORTHWESTERN ENERGY - BIGHORN RIVER TRANSMISSION TOWER STABILIZATION FREE PREVIEW (LOW RISK) | 15MI S OF I-94 ON MT 47, CUSTER, MT 59024 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| MID RIVERS 2018 CUSTER EXCHANGE PROJECT FREE PREVIEW (LOW RISK) | IN AND AROUND THE TOWN OF CUSTER, CUSTER, MT 59024 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • HARDIN, MT (ZIP 59024 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • CUSTER, MT (ZIP 59024 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — ZIP 59024 (Custer, MT) EPA Dataset & Radon
DATASET: U.S. EPA ECHO • FRS • RCRAInfo • TRI (November 02, 2026)How many EPA-tracked environmental sites are in ZIP code 59024 (Custer, MT)?
ZIP code 59024 (Custer, MT) contains 20 EPA-tracked facilities, of which 1 (5.0%) are classified in the High-Risk tier, 4 (20.0%) have active compliance violations, and 2 (10.0%) handle RCRA hazardous waste.
How does ZIP 59024 compare to Yellowstone County and Montana averages?
In ZIP 59024, 5.0% of regulated sites are rated High Risk, compared to 0.9% across Yellowstone County and 0.7% statewide in Montana.
What is the EPA Radon Zone and ASTM Phase I screening radius for ZIP 59024?
Geologic screening places ZIP 59024 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 59024 (Custer, MT) in a FEMA flood zone and what is the flood disaster history?
Yellowstone County has recorded 2 historical FEMA federal disaster declarations (1 flood, hurricane, or severe storm declarations). Run a street address scan in ZIP 59024 to unlock the exact parcel FEMA flood zone (AE / VE / X) and mandatory flood insurance status.
Does ZIP 59024 have expansive clay soil, foundation problems, or drinking water violations?
USDA regional soil screening for ZIP 59024 indicates a HIGH shrink-swell risk signal. Within ZIP 59024, federal registries track 3 SDWIS drinking water facilities, 14 Clean Water NPDES permits, and 1 impaired water body dischargers. Unlock a full property report for exact soil LEP %, water table depth, and utility violation dockets.