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Winnebago County, Illinois — Property Hazard, Flood Zone, Soil, Water & EPA Guide

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What Are the Flood, Soil Foundation & EPA Risks in Winnebago County, IL?

In Winnebago County, Illinois, public U.S. EPA records track 156 regulated facilities (#83 of 193 in Illinois), including 0 (0.0%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 21 Clean Water NPDES permits, 1 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).

Total EPA Sites (#83/193)
156
High-Risk (0.0% vs 1.3% State)
0
Active Violators (0.0%)
0
Drinking & Clean Water
21
Federal Penalties
$0

Winnebago County, IL 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals

🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan
🌊 Flood Zone & FEMA Disaster History
1 County FEMA Declarations (1 Flood/Storm)
🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Insurance Requirement Locked
Check Property Flood Zone →
🪨 USDA Soil, Foundation & Water Table
Shrink-Swell Risk Signal: MODERATE • Pipe Corrosion: Low
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
0 SDWIS Systems • 21 NPDES Permits
🔒 9 Impaired Water (303d) & 0 Violation Dockets Locked
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☢️ EPA Radon & Karst Sinkhole
EPA Zone 1 — High Potential (> 4.0 pCi/L)
Low / Non-Karst Bedrock & Alluvial Formation
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Winnebago County, IL Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)
1. County Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 4 (2.6%)
Clean Water (NPDES) & Drinking Water (SDWIS) 21 (13.5%)
Active EPA Non-Compliance Dockets 0 (0.0%)
High-Risk Enforcement Facilities 0 (0.0%)
2. FEMA NRI & USGS Hazard Index (1–10) Relatively Moderate (92.4/100)
🌊 Flood Exposure 7/10 • High Hazard
🔥 Wildfire Hazard 1/10 • Very Low Hazard
☀️ Extreme Heat 5/10 • Moderate Hazard
🌪️ Severe Wind / Storm 7/10 • High Hazard
🫨 USGS Earthquake 2/10 • Low Seismic Hazard
3. County vs. State & National Benchmark
Winnebago County High-Risk % 0.0%
Illinois (IL) Statewide Avg 1.3%
U.S. National EPA Baseline 3.6%
Unlock Street-Level Dossier: Full report reveals unredacted facility names, distances in feet, exact USDA soil LEP %, water table depth, and parcel flood zone.
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Municipalities in Winnebago County

City Of Rockford (2)

Top EPA Regulated Facilities in Winnebago County, IL

100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).

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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 • ROCKFORD, IL (ZIP 61103 Sector) MODERATE (32/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • ROCKFORD, IL (ZIP 61109 Sector) MODERATE (32/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • LOVES PARK, IL (ZIP 61111 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • MACHESNEY PARK, IL (ZIP 61115 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • ROCKFORD, IL (ZIP 61109 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • ROCKFORD, IL (ZIP 61109 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • ROCKFORD, IL (ZIP 61016 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • LOVES PARK, IL (ZIP 61114 Sector) MODERATE (30/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
WILLIAM CHARLES CONSTRUCTION CO FREE PREVIEW (LOW RISK) 5290 NIMTZ RD, LOVES PARK, IL 61111 LOW (20/100) No Violation Identified (0 qtrs NC) $0
SLIDEMATIC PRECISION COMPONENT FREE PREVIEW (LOW RISK) 1303 SAMUELSON RD, ROCKFORD, IL 61109 LOW (19/100) No Violation Identified (0 qtrs NC) $0
MISTER CAR WASH BLDG #1458 FREE PREVIEW (LOW RISK) 7422 E. RIVERSIDE BLVD., LOVES PARK, IL 61111 LOW (18/100) No Violation Identified (0 qtrs NC) $0
BELLE TIRE ROCKFORD FREE PREVIEW (LOW RISK) 2216 MCFARLAND ROAD, ROCKFORD, IL 61107 LOW (18/100) No Violation Identified (0 qtrs NC) $0
🔒 + 144 Additional Regulated & Enforcement Records in Winnebago County Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Winnebago County, Illinois Environmental Due Diligence

How many EPA-regulated environmental sites are in Winnebago County County, Illinois?

Public U.S. EPA records track 156 regulated facilities in Winnebago County County, Illinois (ranking #83 of 193 jurisdictions in IL). 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 Winnebago County County have the highest regulated facility density?

Within Winnebago County County, the highest concentrations of EPA-tracked facilities are located in ZIP 61016 (Rockford, 35 sites), ZIP 60117 (Rockford, 1 sites), spanning municipal corridors including City Of Rockford (2 sites).

How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Winnebago County County?

Across Winnebago County County, 4 facilities (2.6% 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 Winnebago County County, IL?

Geologic indoor air screening places Winnebago County County in EPA Zone 1 — High Potential (> 4.0 pCi/L). Counties in EPA Radon Zone 1 have a predicted average indoor radon screening level greater than 4.0 pCi/L (the EPA action threshold). Short-term or continuous indoor radon testing is strongly recommended prior to closing.

How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Winnebago County County, IL?

Federal records track 0 Safe Drinking Water (SDWIS) facilities, 21 Clean Water Act NPDES permits, and 9 impaired water dischargers in Winnebago County County, alongside 1 historical FEMA federal disaster declarations (1 flood/storm events).

Does Winnebago County, IL have expansive clay soil or foundation risk?

USDA regional soil engineering screening for Winnebago County indicates a MODERATE shrink-swell risk signal and steel pipe corrosivity rated Low. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.

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