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Ketchikan Gateway County, Connecticut — Property Hazard, Flood Zone, Soil, Water & EPA Guide

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What Are the Flood, Soil Foundation & EPA Risks in Ketchikan Gateway County, CT?

In Ketchikan Gateway County, Connecticut, public U.S. EPA records track 1 regulated facilities (#33 of 33 in Connecticut), including 0 (0.0%) High-Risk sites and $0 in federal penalties. Countywide due diligence also covers 1 Safe Drinking Water (SDWIS) facilities, 0 Clean Water NPDES permits, 7 FEMA Federal Disaster Declarations (6 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).

Total EPA Sites (#33/33)
1
High-Risk (0.0% vs 1.4% State)
0
Active Violators (0.0%)
0
Drinking & Clean Water
1
Federal Penalties
$0

Ketchikan Gateway County, CT 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
7 County FEMA Declarations (6 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: LOW • Pipe Corrosion: Moderate
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
1 SDWIS Systems • 0 NPDES Permits
🔒 0 Impaired Water (303d) & 0 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

📊 Ketchikan Gateway County, CT 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 0 (0.0%)
Clean Water (NPDES) & Drinking Water (SDWIS) 1 (100.0%)
Active EPA Non-Compliance Dockets 0 (0.0%)
High-Risk Enforcement Facilities 0 (0.0%)
2. FEMA NRI & USGS Hazard Index (1–10) Relatively High (97.4/100)
🌊 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
Ketchikan Gateway County High-Risk % 0.0%
Connecticut (CT) Statewide Avg 1.4%
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 Ketchikan Gateway County

ZIP Codes in Ketchikan Gateway County

Top EPA Regulated Facilities in Ketchikan Gateway County, CT

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
WAL-MART-TREATMENT PLANT - WAL-MART FREE PREVIEW (LOW RISK) 58 H CONNECTICUT AVE, SOUTH WINDSOR, CT 06074 LOW (9/100) No Violation Identified (0 qtrs NC) $0

Frequently Asked Questions — Ketchikan Gateway County, Connecticut Environmental Due Diligence

How many EPA-regulated environmental sites are in Ketchikan Gateway County, Connecticut?

Public U.S. EPA records track 1 regulated facilities in Ketchikan Gateway County, Connecticut (ranking #33 of 33 jurisdictions in CT). 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 Ketchikan Gateway County have the highest regulated facility density?

Within Ketchikan Gateway County, the highest concentrations of EPA-tracked facilities are located in local postal sectors, spanning municipal corridors including Ketchikan Gateway.

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

Across Ketchikan Gateway County, 0 facilities (0.0% 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 Ketchikan Gateway County, CT?

Geologic indoor air screening places Ketchikan Gateway 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 Ketchikan Gateway County, CT?

Federal records track 1 Safe Drinking Water (SDWIS) facilities, 0 Clean Water Act NPDES permits, and 0 impaired water dischargers in Ketchikan Gateway County, alongside 7 historical FEMA federal disaster declarations (6 flood/storm events).

Does Ketchikan Gateway County, CT have expansive clay soil or foundation risk?

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

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