Portage County, Wisconsin — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Portage County, WI?
In Portage County, Wisconsin, public U.S. EPA records track 7 regulated facilities (#102 of 102 in Wisconsin), including 0 (0.0%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 1 Safe Drinking Water (SDWIS) facilities, 3 Clean Water NPDES permits, 3 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Portage County, WI 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Portage County, WI Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Portage County
ZIP Codes in Portage County
Top EPA Regulated Facilities in Portage County, WI
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 Regulated EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • AMHERST JUNCTION, WI (ZIP 54407 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| WORZALLA INC FREE PREVIEW (LOW RISK) | 3535 JEFFERSON ST, STEVENS POINT, WI 54481 | LOW (20/100) | No Violation Identified (0 qtrs NC) | $0 |
| INFINITY FOODS FREE PREVIEW (LOW RISK) | 3975 TALL PINE DRIVE, PLOVER, WI 54467 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| WEED CONTROL FREE PREVIEW (LOW RISK) | 7470 SHERMAN RD, BANCROFT, WI 54921 | LOW (12/100) | No Violation Identified (0 qtrs NC) | $0 |
| AQUATIC WEED CONTROL FREE PREVIEW (LOW RISK) | 7470 SHERMAN RD, BANCROFT, WI 54921 | LOW (11/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • STEVENS POINT, WI (ZIP 54481 Sector) | LOW (10/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • PLOVER, WI (ZIP 54467 Sector) | LOW (9/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Portage County, Wisconsin Environmental Due Diligence
How many EPA-regulated environmental sites are in Portage County County, Wisconsin?
Public U.S. EPA records track 7 regulated facilities in Portage County County, Wisconsin (ranking #102 of 102 jurisdictions in WI). Of those, 0 (0.0%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 0 (0.0%) have active non-compliance quarters.
Which ZIP codes and cities in Portage County County have the highest regulated facility density?
Within Portage County County, the highest concentrations of EPA-tracked facilities are located in ZIP 54407 (Amherst Junction, 5 sites), spanning municipal corridors including Amherst Junction (5 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Portage County County?
Across Portage County County, 1 facilities (14.3% 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 Portage County County, WI?
Geologic indoor air screening places Portage County 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 Portage County County, WI?
Federal records track 1 Safe Drinking Water (SDWIS) facilities, 3 Clean Water Act NPDES permits, and 1 impaired water dischargers in Portage County County, alongside 3 historical FEMA federal disaster declarations (3 flood/storm events).
Does Portage County, WI have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Portage County indicates a MODERATE 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.