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Iowa County, Wisconsin — Property Hazard, Flood Zone, Soil, Water & EPA Guide

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What Are the Flood, Soil Foundation & EPA Risks in Iowa County, WI?

In Iowa County, Wisconsin, public U.S. EPA records track 236 regulated facilities (#58 of 94 in Wisconsin), including 3 (1.3%) High-Risk sites and $5,300,000 in federal penalties. Countywide due diligence also covers 86 Safe Drinking Water (SDWIS) facilities, 66 Clean Water NPDES permits, 1 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (HIGH signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).

Total EPA Sites (#58/94)
236
High-Risk (1.3% vs 0.6% State)
3
Active Violators (10.2%)
24
Drinking & Clean Water
152
Federal Penalties
$5,300,000

Iowa 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
🌊 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: HIGH • Pipe Corrosion: High
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
86 SDWIS Systems • 66 NPDES Permits
🔒 10 Impaired Water (303d) & 36 Violation Dockets Locked
Unlock Utility Violation Log →
☢️ EPA Radon & Karst Sinkhole
EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L)
Low / Non-Karst Bedrock & Alluvial Formation
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Iowa County, WI Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)
1. County Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 83 (35.2%)
Clean Water (NPDES) & Drinking Water (SDWIS) 152 (64.4%)
Active EPA Non-Compliance Dockets 24 (10.2%)
High-Risk Enforcement Facilities 3 (1.3%)
2. FEMA NRI & USGS Hazard Index (1–10) Very Low (23.4/100)
🌊 Flood Exposure 1/10 • Very Low Hazard
🔥 Wildfire Hazard 1/10 • Very Low Hazard
☀️ Extreme Heat 3/10 • Low Hazard
🌪️ Severe Wind / Storm 3/10 • Low Hazard
🫨 USGS Earthquake 2/10 • Low Seismic Hazard
3. County vs. State & National Benchmark
Iowa County High-Risk % 1.3%
Wisconsin (WI) Statewide Avg 0.6%
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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Top EPA Regulated Facilities in Iowa 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).

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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 • BARNEVELD, WI (ZIP 53507 Sector) MODERATE (44/100) Violation Identified (11 qtrs NC) 🔒 11 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • DODGEVILLE, WI (ZIP 53533 Sector) MODERATE (42/100) Violation Identified (10 qtrs NC) 🔒 10 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • MINERAL POINT, WI (ZIP 00000 Sector) MODERATE (41/100) Violation Identified (12 qtrs NC) 🔒 12 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • DODGEVILLE, WI (ZIP 53533 Sector) MODERATE (39/100) Violation Identified (12 qtrs NC) 🔒 12 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • ARENA, WI (ZIP 53503 Sector) MODERATE (38/100) Violation Identified (12 qtrs NC) 🔒 12 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • HIGHLAND, WI (ZIP 53543 Sector) MODERATE (38/100) Violation Identified (11 qtrs NC) 🔒 11 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • BARNEVELD, WI (ZIP 53507 Sector) MODERATE (37/100) Violation Identified (8 qtrs NC) 🔒 8 Qtrs Non-Compliance • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • MINERAL POINT, WI (ZIP 53565 Sector) MODERATE (37/100) Violation Identified (12 qtrs NC) 🔒 12 Qtrs Non-Compliance • Unlock →
ADVANCED PHOTONIX INC (FORMER) FREE PREVIEW (LOW RISK) 305 CTH YZ, DODGEVILLE, WI 53533 LOW (17/100) No Violation Identified (0 qtrs NC) $0
DODGEVILLE DENTAL FREE PREVIEW (LOW RISK) 703 N BEQUETTE ST, DODGEVILLE, WI 53533 LOW (17/100) No Violation Identified (0 qtrs NC) $0
HENNESSEY IMPLEMENT INC FREE PREVIEW (LOW RISK) 1414 STATE RD 23, DODGEVILLE, WI 53533 LOW (17/100) No Violation Identified (0 qtrs NC) $0
HEALTHSTAT HEALTH AND WELLNESS CENTER - LANDS END CLINIC FREE PREVIEW (LOW RISK) 9 LANDS END LN, DODGEVILLE, WI 53595 LOW (17/100) No Violation Identified (0 qtrs NC) $0
🔒 + 224 Additional Regulated & Enforcement Records in Iowa County Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Iowa County, Wisconsin Environmental Due Diligence

How many EPA-regulated environmental sites are in Iowa County, Wisconsin?

Public U.S. EPA records track 236 regulated facilities in Iowa County, Wisconsin (ranking #58 of 94 jurisdictions in WI). Of those, 3 (1.3%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 24 (10.2%) have active non-compliance quarters.

Which ZIP codes and cities in Iowa County have the highest regulated facility density?

Within Iowa County, the highest concentrations of EPA-tracked facilities are located in ZIP 53533 (Dodgeville, 55 sites), ZIP 53565 (Mineral Point, 28 sites), ZIP 53701 (Arena, 18 sites), spanning municipal corridors including Dodgeville (58 sites), Mineral Point (30 sites), Arena (16 sites).

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

Across Iowa County, 83 facilities (35.2% 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 Iowa County, WI?

Geologic indoor air screening places Iowa 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 Iowa County, WI?

Federal records track 86 Safe Drinking Water (SDWIS) facilities, 66 Clean Water Act NPDES permits, and 10 impaired water dischargers in Iowa County, alongside 1 historical FEMA federal disaster declarations (1 flood/storm events).

Does Iowa County, WI have expansive clay soil or foundation risk?

USDA regional soil engineering screening for Iowa 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.

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