Sanilac County, Michigan — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Sanilac County, MI?
In Sanilac County, Michigan, public U.S. EPA records track 262 regulated facilities (#46 of 138 in Michigan), including 9 (3.4%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 21 Safe Drinking Water (SDWIS) facilities, 76 Clean Water NPDES permits, 4 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (HIGH signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Sanilac 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📊 Sanilac County, MI Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Sanilac County
ZIP Codes in Sanilac County
Top EPA Regulated Facilities in Sanilac 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 • CARSONVILLE, MI (ZIP 48419 Sector) | HIGH (71/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • CROSWELL, MI (ZIP 48422 Sector) | HIGH (70/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • SANDUSKY, MI (ZIP 48471 Sector) | HIGH (66/100) | Significant Violation (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • CROSWELL, MI (ZIP 48422 Sector) | HIGH (64/100) | Significant Violation (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • FORESTVILLE, MI (ZIP 48434 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • CROSWELL, MI (ZIP 48422 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • SANDUSKY, MI (ZIP 48471 Sector) | HIGH (64/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • CARSONVILLE, MI (ZIP 48419 Sector) | MODERATE (61/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| JAY AND KAY MANUFACTURING LLC FREE PREVIEW (LOW RISK) | 72 LOUISE ST, CROSWELL, MI 48422 | LOW (24/100) | No Violation Identified (0 qtrs NC) | $0 |
| SPACERAK FREE PREVIEW (LOW RISK) | 6300 KAREN ST, MARLETTE, MI 48453 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
| WHITING OIL & GAS CORP FREE PREVIEW (LOW RISK) | NE CORNER ARGYLE ST AND WHEATL, SNOVER, MI 48472 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| M & E ENTERPRISES FREE PREVIEW (LOW RISK) | 605 S BANNER RD, SANDUSKY, MI 48471 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Sanilac County, Michigan Environmental Due Diligence
How many EPA-regulated environmental sites are in Sanilac County, Michigan?
Public U.S. EPA records track 262 regulated facilities in Sanilac County, Michigan (ranking #46 of 138 jurisdictions in MI). Of those, 9 (3.4%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 34 (13.0%) have active non-compliance quarters.
Which ZIP codes and cities in Sanilac County have the highest regulated facility density?
Within Sanilac County, the highest concentrations of EPA-tracked facilities are located in ZIP 48471 (Sandusky, 59 sites), ZIP 48422 (Croswell, 40 sites), ZIP 48453 (Marlette, 38 sites), spanning municipal corridors including Sandusky (59 sites), Croswell (41 sites), Marlette (38 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Sanilac County?
Across Sanilac County, 197 facilities (75.2% 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 Sanilac County, MI?
Geologic indoor air screening places Sanilac 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 Sanilac County, MI?
Federal records track 21 Safe Drinking Water (SDWIS) facilities, 76 Clean Water Act NPDES permits, and 69 impaired water dischargers in Sanilac County, alongside 4 historical FEMA federal disaster declarations (3 flood/storm events).
Does Sanilac County, MI have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Sanilac County indicates a HIGH 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.