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 COUNTY ENVIRONMENTAL, WATER, SOIL & FLOOD HUB • OR

Clatsop County, Oregon — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards

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In Clatsop County, Oregon, public U.S. EPA records track 303 regulated facilities (#17 of 66 in Oregon), including 21 (6.9%) High-Risk sites and $333,738 in federal penalties. Countywide due diligence also covers 36 Safe Drinking Water (SDWIS) facilities, 167 Clean Water NPDES permits, 1 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).

Total EPA Sites (#17/66)
303
High-Risk (6.9% vs 3.2% State)
21
Active Violators (8.3%)
25
Drinking & Clean Water
203
Federal Penalties
$333,738

Clatsop County, OR 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
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🚰 Tap Water (SDWIS) & PFAS Check
36 SDWIS Systems • 167 NPDES Permits
🔒 144 Impaired Water (303d) & 49 Violation Dockets Locked
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☢️ EPA Radon & Karst Sinkhole
EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L)
Low / Non-Karst Bedrock Formation
🔒 0.25-Mi Vapor Intrusion Buffer Locked

📊 Clatsop County, OR Statistical Risk Graphs & Multi-Hazard Telemetry

SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)
1. County Regulatory & Water Program Mix
RCRA Hazardous Waste Generators 144 (47.5%)
Clean Water (NPDES) & Drinking Water (SDWIS) 203 (67.0%)
Active EPA Non-Compliance Dockets 25 (8.3%)
High-Risk Enforcement Facilities 21 (6.9%)
2. FEMA NRI & USGS Hazard Index (1–10) Relatively High (95.1/100)
🌊 Flood Exposure 10/10 • Very High
🔥 Wildfire Hazard 4/10 • Very Low
☀️ Extreme Heat 4/10 • Relatively Low
🌪️ Severe Wind / Storm 2/10 • Relatively Low
🫨 USGS Earthquake 10/10 • Relatively Moderate
3. County vs. State & National Benchmark
Clatsop County High-Risk % 6.9%
Oregon (OR) Statewide Avg 3.2%
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 Clatsop County, OR

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 High-Risk EPA Enforcement Record #1 🔒 Exact Street & Parcel Redacted • WARRENTON, OR (ZIP 97146 Sector) HIGH (82/100) Significant Violation (12 qtrs NC) 🔒 $100,000+ Federal Fine • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #2 🔒 Exact Street & Parcel Redacted • ASTORIA, OR (ZIP 97103 Sector) HIGH (69/100) Significant Violation (1 qtrs NC) 🔒 $10,000+ Federal Fine • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #3 🔒 Exact Street & Parcel Redacted • WARRENTON, OR (ZIP 97146 Sector) HIGH (67/100) Violation Identified (1 qtrs NC) 🔒 $10,000+ Federal Fine • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #4 🔒 Exact Street & Parcel Redacted • CLATSKANIE, OR (ZIP 97016 Sector) HIGH (67/100) Violation Identified (5 qtrs NC) 🔒 $10,000+ Federal Fine • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #5 🔒 Exact Street & Parcel Redacted • SEASIDE, OR (ZIP 97138 Sector) HIGH (67/100) Significant Violation (11 qtrs NC) 🔒 Federal Penalty on File • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #6 🔒 Exact Street & Parcel Redacted • ASTORIA, OR (ZIP 97103 Sector) HIGH (66/100) Violation Identified (12 qtrs NC) 🔒 Federal Penalty on File • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #7 🔒 Exact Street & Parcel Redacted • SEASIDE, OR (ZIP 97138 Sector) HIGH (65/100) Significant Violation (1 qtrs NC) 🔒 $10,000+ Federal Fine • Unlock →
🔒 Locked High-Risk EPA Enforcement Record #8 🔒 Exact Street & Parcel Redacted • ASTORIA, OR (ZIP 97103 Sector) HIGH (64/100) No Violation Identified (0 qtrs NC) 🔒 $10,000+ Federal Fine • Unlock →
USCG ASTORIA AIR STATION FREE PREVIEW (LOW RISK) 2185 SE 12TH PL, WARRENTON, OR 97146 LOW (25/100) No Violation Identified (0 qtrs NC) $0
JUNIPER AVENUE SUBDIVISION FREE PREVIEW (LOW RISK) SW JUNIPER AVE, WARRENTON, OR 97146 LOW (19/100) Unknown (0 qtrs NC) $0
HANSON DEVELOPMENT FREE PREVIEW (LOW RISK) 92692 IVY STATION ROAD, ASTORIA, OR 97103 LOW (18/100) Unknown (0 qtrs NC) $0
HOME DEPOT USA HD 4023 FREE PREVIEW (LOW RISK) 1650 SE ENSIGN LANE, WARRENTON, OR 97146 LOW (17/100) No Violation Identified (0 qtrs NC) $0
🔒 + 291 Additional Regulated & Enforcement Records in Clatsop County Redacted from Public Directory Run 1-Mile Property Scan to Unlock All Records →

Frequently Asked Questions — Clatsop County, Oregon Environmental Due Diligence

How many EPA-regulated environmental sites are in Clatsop County, Oregon?

Public U.S. EPA records track 303 regulated facilities in Clatsop County, Oregon (ranking #17 of 66 jurisdictions in OR). Of those, 21 (6.9%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 25 (8.3%) have active non-compliance quarters.

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

Within Clatsop County, the highest concentrations of EPA-tracked facilities are located in ZIP 97103 (Astoria, 168 sites), ZIP 97138 (Elsie, 70 sites), ZIP 97110 (Cannon Beach, 13 sites), spanning municipal corridors including Astoria (165 sites), Seaside (61 sites), Cannon Beach (14 sites).

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

Across Clatsop County, 144 facilities (47.5% 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 Clatsop County, OR?

Geologic indoor air screening places Clatsop 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 Clatsop County, OR?

Federal records track 36 Safe Drinking Water (SDWIS) facilities, 167 Clean Water Act NPDES permits, and 144 impaired water dischargers in Clatsop County, alongside 1 historical FEMA federal disaster declarations (1 flood/storm events).

Does Clatsop County, OR have expansive clay soil or foundation risk?

USDA regional soil engineering screening for Clatsop 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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