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13-SECTION MUNICIPAL PROPERTY, MARKET, FLOOD & HAZARD HUB • SISTER BAY, WI

Sister Bay, Wisconsin — Property Hazard, Flood Zone, Soil, Water & Market Guide

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What Are the Major Property, Flood, Soil & Environmental Risks in Sister Bay, WI?

Public U.S. EPA records track 21 regulated facilities in Sister Bay, Wisconsin (Door County), including 0 High-Risk sites (0.0%) and 0 active violators. In addition to industrial waste, Sister Bay properties are screened for Tap Water & Watershed Permits (12 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 3 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).

Total EPA Sites
21
High-Risk (0.0% vs 0.6% State)
0
Active Violators (0.0%)
0
Drinking & Clean Water
12
Federal Penalties
$0

Sister Bay, 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
Door County: 3 FEMA Declarations (3 Flood/Storm)
🔒 Exact Parcel Flood Zone (AE / VE / X) & SFHA Insurance Status 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
2 SDWIS Systems • 10 NPDES Permits
🔒 4 Impaired Water (303d) & 1 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

📊 Sister Bay, WI Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)
1. Municipal Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 9 (42.9%)
Clean Water (NPDES) & Drinking Water (SDWIS) 12 (57.1%)
Active EPA Non-Compliance Dockets 0 (0.0%)
High-Risk Enforcement Facilities 0 (0.0%)
2. FEMA NRI & USGS Hazard Index (1–10) Relatively Low (46.9/100)
🌊 Flood Exposure 3/10 • Low Hazard
🔥 Wildfire Hazard 1/10 • Very Low Hazard
☀️ Extreme Heat 1/10 • Very Low Hazard
🌪️ Severe Wind / Storm 3/10 • Low Hazard
🫨 USGS Earthquake 2/10 • Low Seismic Hazard
3. City vs. County & State Benchmark
Sister Bay High-Risk Rate 0.0%
Door County Average 0.0%
Wisconsin (WI) Statewide Avg 0.6%
Unlock Street-Level Dossier: Paid report reveals exact facility names, distances in feet, USDA soil LEP %, water table depth, and parcel flood zone.
🔒 Scan a Property Address in Sister Bay →

ZIP Codes in Sister Bay, WI

ZIP 54234 (17 sites • 0 High Risk)

Highest-Scored EPA Regulated Facilities in Sister Bay, 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 • SISTER BAY, WI (ZIP 54234 Sector) MODERATE (30/100) Resolved / Historical Non-Compliance (3 qtrs NC) 🔒 3 Qtrs Non-Compliance • Unlock →
DOOR COUNTY COOP FREE PREVIEW (LOW RISK) 10282 HWY 57, SISTER BAY, WI 54234 LOW (17/100) No Violation Identified (0 qtrs NC) $0
AL JOHNSONS MARINA FREE PREVIEW (LOW RISK) 703 N BAYSHORE DR, SISTER BAY, WI 54210 LOW (17/100) No Violation Identified (0 qtrs NC) $0
SARA ANDERSON SITE FREE PREVIEW (LOW RISK) FIELDCREST RD, SOUTH OF HWY 42 AND BETWEEN COUNTRY, SISTER BAY, WI 60657 LOW (17/100) No Violation Identified (0 qtrs NC) $0
PRE/3 SITE FREE PREVIEW (LOW RISK) FIELDCREST ROAD - WEST SIDE OF ROAD APPROXIMATELY, SISTER BAY, WI 53045 LOW (17/100) No Violation Identified (0 qtrs NC) $0
🔒 Locked Regulated EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • SISTER BAY, WI (ZIP 54234 Sector) LOW (16/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • SISTER BAY, WI (ZIP 54913 Sector) LOW (16/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • SISTER BAY, WI (ZIP 54234 Sector) LOW (15/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • SISTER BAY, WI (ZIP 54234 Sector) LOW (15/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • SISTER BAY, WI (ZIP 54234 Sector) LOW (15/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • SISTER BAY, WI (ZIP 54234 Sector) LOW (15/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 Locked Regulated EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • SISTER BAY, WI (ZIP 54913 Sector) LOW (12/100) No Violation Identified (0 qtrs NC) 🔒 Active Permit Dossier • Unlock →
🔒 + 9 Additional Regulated & Enforcement Records in Sister Bay, WI Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Sister Bay, Wisconsin Environmental Risk & Radon

How many EPA-regulated facilities are in Sister Bay, WI?

U.S. EPA records track 21 regulated facilities in Sister Bay, Wisconsin, including 0 high-risk sites (0.0%), 0 active violators (0.0%), and 9 RCRA hazardous waste handlers (42.9%).

Which ZIP codes in Sister Bay, WI have the most EPA-tracked sites?

Within Sister Bay, regulated facilities are primarily concentrated across ZIP 54234 (17 sites).

How can I check a specific house or commercial property in Sister Bay, WI?

Enter the exact street address in Sister Bay into the FullPropertyReport radius scanner to screen all EPA ECHO, FRS, RCRA, TRI, USDA soil foundation shrink-swell, drinking water (SDWIS), FEMA flood zone, and county radon records within 0.5 to 3.0 miles.

Is tap water safe in Sister Bay, WI and how many EPA water permits exist?

In Sister Bay, WI, federal registries track 2 Safe Drinking Water (SDWIS) facilities, 10 Clean Water Act NPDES permits, and 4 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Sister Bay, WI?

USDA regional soil screening for Sister Bay indicates a MODERATE shrink-swell foundation signal, and Door County has recorded 3 federal FEMA disaster declarations (3 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.

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