Ontonagon County, Michigan — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
In Ontonagon County, Michigan, public U.S. EPA records track 107 regulated facilities (#75 of 138 in Michigan), including 2 (1.9%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 6 Safe Drinking Water (SDWIS) facilities, 18 Clean Water NPDES permits, 4 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Ontonagon County, MI 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Ontonagon County, MI Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)Municipalities in Ontonagon County
Top EPA Regulated Facilities in Ontonagon County, MI
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 • EWEN, MI (ZIP 49925 Sector) | HIGH (67/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • TROUT CREEK, MI (ZIP 49967 Sector) | HIGH (67/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • WHITE PINE, MI (ZIP 49971 Sector) | MODERATE (45/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • ROCKLAND, MI (ZIP 49960 Sector) | MODERATE (45/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • MASS CITY, MI (ZIP 49948 Sector) | MODERATE (44/100) | Violation Identified (10 qtrs NC) | 🔒 10 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ONTONAGON, MI (ZIP 49953 Sector) | MODERATE (43/100) | Violation Identified (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • WHITE PINE, MI (ZIP 49971 Sector) | MODERATE (41/100) | Violation Identified (9 qtrs NC) | 🔒 9 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • MASS CITY, MI (ZIP 49948 Sector) | MODERATE (34/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| COPPER RANGE CO FREE PREVIEW (LOW RISK) | 1 WILCOX RD., WHITE PINE, MI 49971 | LOW (25/100) | No Violation Identified (0 qtrs NC) | $0 |
| GITCHE GUMEE OIL FREE PREVIEW (LOW RISK) | 1334 STATE HIGHWAY M38, ONTONAGON, MI 49953 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| PENEGORS STANDARD SERVICE FREE PREVIEW (LOW RISK) | 334 RIVER ST, ONTONAGON, MI 49953 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| US DEPT/AGRICULTURE FREE PREVIEW (LOW RISK) | FOREST SERVICE RD 5238-B, BRUCE CROSSING, MI 49912 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Ontonagon County, Michigan Environmental Due Diligence
How many EPA-regulated environmental sites are in Ontonagon County, Michigan?
Public U.S. EPA records track 107 regulated facilities in Ontonagon County, Michigan (ranking #75 of 138 jurisdictions in MI). Of those, 2 (1.9%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 7 (6.5%) have active non-compliance quarters.
Which ZIP codes and cities in Ontonagon County have the highest regulated facility density?
Within Ontonagon County, the highest concentrations of EPA-tracked facilities are located in ZIP 49971 (White Pine, 12 sites), ZIP 49912 (Bruce Crossing, 11 sites), ZIP 49948 (Mass City, 9 sites), spanning municipal corridors including White Pine (12 sites), Bruce Crossing (11 sites), Mass City (9 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Ontonagon County?
Across Ontonagon County, 88 facilities (82.2% 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 Ontonagon County, MI?
Geologic indoor air screening places Ontonagon County in EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L). Counties in EPA Radon Zone 2 have a predicted average indoor radon level between 2.0 and 4.0 pCi/L. Testing basement or ground-floor living areas is recommended during home inspection.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Ontonagon County, MI?
Federal records track 6 Safe Drinking Water (SDWIS) facilities, 18 Clean Water Act NPDES permits, and 17 impaired water dischargers in Ontonagon County, alongside 4 historical FEMA federal disaster declarations (3 flood/storm events).
Does Ontonagon County, MI have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Ontonagon County indicates a LOW 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.