PUBLIC DATA SOURCE: U.S. EPA ECHO, FRS, RCRA, TRI & FEMA NFHL 3,230,651 Regulated Sites • All 50 States • Data as of November 01, 2026
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6-IN-1 MUNICIPAL ENVIRONMENTAL, WATER, SOIL & FLOOD HUB • UNKNOWN, ND

Unknown, North Dakota — Flood Zone, Tap Water Quality, Soil Foundation, Radon & EPA Hazards

Run 1-Mile Address Scan in Unknown →

Public U.S. EPA records track 3,253 regulated facilities in Unknown, North Dakota (Wells County), including 15 High-Risk sites (0.5%) and 32 active violators. In addition to industrial waste, Unknown properties are screened for Tap Water & Watershed Permits (3,240 systems), USDA Soil Foundation Shrink-Swell (MODERATE signal), 4 County FEMA Disaster Declarations, and EPA Zone 1 — High Potential (> 4.0 pCi/L).

Total EPA Sites
3,253
High-Risk (0.5% vs 1.1% State)
15
Active Violators (1.0%)
32
Drinking & Clean Water
3,240
Federal Penalties
$2,136

Unknown, ND 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
Wells County: 4 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: Moderate
🔒 Exact USDA Soil Series, Linear Extensibility (LEP %) & Water Table Depth (ft) Locked
Unlock Parcel Soil Test →
🚰 Tap Water (SDWIS) & PFAS Check
0 SDWIS Systems • 3,240 NPDES Permits
🔒 50 Impaired Water (303d) & 45 Violation Dockets Locked
Unlock Utility Violation Log →
☢️ 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

📊 Unknown, ND Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)
1. Municipal Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 0 (0.0%)
Clean Water (NPDES) & Drinking Water (SDWIS) 3,240 (99.6%)
Active EPA Non-Compliance Dockets 32 (1.0%)
High-Risk Enforcement Facilities 15 (0.5%)
2. FEMA NRI & USGS Hazard Index (1–10) Very Low (8.6/100)
🌊 Flood Exposure 1/10 • Very Low Hazard
🔥 Wildfire Hazard 1/10 • Very Low Hazard
☀️ Extreme Heat 1/10 • Very Low Hazard
🌪️ Severe Wind / Storm 1/10 • Very Low Hazard
🫨 USGS Earthquake 2/10 • Low Seismic Hazard
3. City vs. County & State Benchmark
Unknown High-Risk Rate 0.5%
Wells County Average 0.0%
North Dakota (ND) Statewide Avg 1.1%
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 Unknown →

ZIP Codes in Unknown, ND

ZIP 58000 (3,226 sites • 15 High Risk)

Highest-Scored EPA Regulated Facilities in Unknown, ND

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

Unlock Full Unknown Dossier →
Facility Name / Hazard Type Sector Location (Street Redacted) Risk Tier & Score Compliance Status Enforcement / Unlock
🔒 Locked High-Risk EPA Enforcement Record #1 🔒 Exact Street & Parcel Redacted • UNKNOWN, ND (ZIP 58000 Sector) HIGH (64/100) Significant Violation (9 qtrs NC) 🔒 9 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • UNKNOWN, ND (ZIP 58000 Sector) HIGH (64/100) Significant Violation (11 qtrs NC) 🔒 11 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • UNKNOWN, ND (ZIP 58000 Sector) HIGH (64/100) Significant Violation (11 qtrs NC) 🔒 11 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • UNKNOWN, ND (ZIP 58000 Sector) HIGH (64/100) Significant Violation (7 qtrs NC) 🔒 7 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • UNKNOWN, ND (ZIP 58000 Sector) HIGH (64/100) Significant Violation (7 qtrs NC) 🔒 7 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • UNKNOWN, ND (ZIP 58000 Sector) HIGH (64/100) Significant Violation (7 qtrs NC) 🔒 7 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • UNKNOWN, ND (ZIP 58000 Sector) HIGH (64/100) Significant Violation (5 qtrs NC) 🔒 5 Qtrs Non-Compliance • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • UNKNOWN, ND (ZIP 58000 Sector) HIGH (64/100) Significant Violation (11 qtrs NC) 🔒 11 Qtrs Non-Compliance • Unlock →
NDDOT VALLEY CITY DISTRICT FREE PREVIEW (LOW RISK) REMOTE LOCATION, UNKNOWN, ND 58000 LOW (18/100) No Violation Identified (0 qtrs NC) $0
SAMSON RESOURCES FREE PREVIEW (LOW RISK) REMOTE LOCATION, UNKNOWN, ND 58000 LOW (18/100) No Violation Identified (0 qtrs NC) $0
NUSTAR PIPELINE OPERATING PARTNERSHIP FREE PREVIEW (LOW RISK) REMOTE LOCATION, UNKNOWN, ND 58000 LOW (18/100) No Violation Identified (0 qtrs NC) $0
MCLEAN COUNTY WATER RESOURCE DISTRICT FREE PREVIEW (LOW RISK) TURTLE CREEK, UNKNOWN, ND 58000 LOW (18/100) No Violation Identified (0 qtrs NC) $0
🔒 + 3,241 Additional Regulated & Enforcement Records in Unknown, ND Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Unknown, North Dakota Environmental Risk & Radon

How many EPA-regulated facilities are in Unknown, ND?

U.S. EPA records track 3,253 regulated facilities in Unknown, North Dakota, including 15 high-risk sites (0.5%), 32 active violators (1.0%), and 0 RCRA hazardous waste handlers (0.0%).

Which ZIP codes in Unknown, ND have the most EPA-tracked sites?

Within Unknown, regulated facilities are primarily concentrated across ZIP 58000 (3,226 sites).

How can I check a specific house or commercial property in Unknown, ND?

Enter the exact street address in Unknown 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 Unknown, ND and how many EPA water permits exist?

In Unknown, ND, federal registries track 0 Safe Drinking Water (SDWIS) facilities, 3,240 Clean Water Act NPDES permits, and 50 impaired water body dischargers.

What is the soil foundation risk and FEMA flood disaster history in Unknown, ND?

USDA regional soil screening for Unknown indicates a MODERATE shrink-swell foundation signal, and Wells County has recorded 4 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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