Dewey County, Oklahoma — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Dewey County, OK?
In Dewey County, Oklahoma, public U.S. EPA records track 390 regulated facilities (#18 of 154 in Oklahoma), including 0 (0.0%) High-Risk sites and $3,938 in federal penalties. Countywide due diligence also covers 0 Safe Drinking Water (SDWIS) facilities, 0 Clean Water NPDES permits, 5 FEMA Federal Disaster Declarations (0 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
Dewey County, OK 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Dewey County, OK Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Dewey County
ZIP Codes in Dewey County
Top EPA Regulated Facilities in Dewey County, OK
100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).
| 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 • SEILING, OK (ZIP 73859 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • LEEDEY, OK (ZIP 73654 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • PUTNAM, OK (ZIP 73659 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • TALOGA, OK (ZIP 73667 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • LEEDEY, OK (ZIP 73654 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • CAMARGO, OK (ZIP 73667 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • TALOGA, OK (ZIP 73667 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • SEILING, OK (ZIP 73658 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| DUNCAN OIL PROPERTIES INC / DOUBLE L 3 33 HLC FREE PREVIEW (LOW RISK) | 0.3 MI ENE OF E0830/N2110 RDS, LEEDEY, OK 73654 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| WESTERN MOUNTAIN RESOURCES LLC / SHERMAN LAUDER 3 16 20 1H STATION FREE PREVIEW (LOW RISK) | 0.15 MI E OF N2060RD/E0780RD, LEEDEY, OK 73654 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| COTERRA ENERGY OPERATING CO / WATTS 1H 0136X FACILITY FREE PREVIEW (LOW RISK) | 0.4 MI W OF E0840/N2510 JN, WATONGA, OK 73646 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| TAMWORTH RESOURCES LLC / SAWYER 1613 2H 27X FREE PREVIEW (LOW RISK) | 0.4 MI WSW OF E0830/N2490 RDS, WATONGA, OK 73646 | LOW (12/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Dewey County, Oklahoma Environmental Due Diligence
How many EPA-regulated environmental sites are in Dewey County County, Oklahoma?
Public U.S. EPA records track 390 regulated facilities in Dewey County County, Oklahoma (ranking #18 of 154 jurisdictions in OK). 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 Dewey County County have the highest regulated facility density?
Within Dewey County County, the highest concentrations of EPA-tracked facilities are located in ZIP 73663 (Seiling, 128 sites), ZIP 73667 (Seiling, 78 sites), ZIP 73646 (Watonga, 64 sites), spanning municipal corridors including Watonga (378 sites), Seiling (180 sites), Taloga (66 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Dewey County County?
Across Dewey County 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 Dewey County County, OK?
Geologic indoor air screening places Dewey County County in EPA Zone 3 — Low Potential (< 2.0 pCi/L). Counties in EPA Radon Zone 3 have a predicted average indoor radon level below 2.0 pCi/L, indicating lower regional geologic radon risk.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Dewey County County, OK?
Federal records track 0 Safe Drinking Water (SDWIS) facilities, 0 Clean Water Act NPDES permits, and 0 impaired water dischargers in Dewey County County, alongside 5 historical FEMA federal disaster declarations (0 flood/storm events).
Does Dewey County, OK have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Dewey County indicates a LOW 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.