Delaware County, Oklahoma — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Delaware County, OK?
In Delaware County, Oklahoma, public U.S. EPA records track 38 regulated facilities (#127 of 154 in Oklahoma), 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, 4 FEMA Federal Disaster Declarations (2 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Delaware 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📊 Delaware County, OK Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Delaware County
ZIP Codes in Delaware County
Top EPA Regulated Facilities in Delaware 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 • GROVE, OK (ZIP 74344 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • GROVE, OK (ZIP 74344 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • COLCORD, OK (ZIP 74338 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| NEW CINGULAR WIRELESS PCS LLC DBA AT AN / HIGHWAY 20 28 10140939 FREE PREVIEW (LOW RISK) | 9719 S HWY 28, EUCHA, OK 74342 | LOW (13/100) | No Violation Identified (0 qtrs NC) | $0 |
| GTP TOWERS LLC / 373835 KETCHUM TOWER FREE PREVIEW (LOW RISK) | 34237 S 4495 RD, AFTON, OK 74331 | LOW (12/100) | No Violation Identified (0 qtrs NC) | $0 |
| VERIZON WIRELESS / GROVE SOUTH A OK FREE PREVIEW (LOW RISK) | 61290 E 320RD, GROVE, OK 74344 | LOW (12/100) | No Violation Identified (0 qtrs NC) | $0 |
| LOVES TRAVEL STOPS AND COUNTRY STORES I / LOVES TRAVEL STOP 658 FREE PREVIEW (LOW RISK) | 3000 US 412, WEST SILOAM SPRINGS, OK 74338 | LOW (12/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • JAY, OK (ZIP 74346 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • GROVE, OK (ZIP 74344 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • GROVE, OK (ZIP 74344 Sector) | LOW (12/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • KANSAS, OK (ZIP 74347 Sector) | LOW (11/100) | Inactive (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • KANSAS, OK (ZIP 74347 Sector) | LOW (11/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Delaware County, Oklahoma Environmental Due Diligence
How many EPA-regulated environmental sites are in Delaware County County, Oklahoma?
Public U.S. EPA records track 38 regulated facilities in Delaware County County, Oklahoma (ranking #127 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 Delaware County County have the highest regulated facility density?
Within Delaware County County, the highest concentrations of EPA-tracked facilities are located in ZIP 74344 (Grove, 53 sites), ZIP 74331 (Afton, 28 sites), ZIP 74338 (West Siloam Springs, 10 sites), spanning municipal corridors including Grove (55 sites), Afton (20 sites), Eucha (3 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Delaware County County?
Across Delaware 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 Delaware County County, OK?
Geologic indoor air screening places Delaware County 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 Delaware County County, OK?
Federal records track 1 Safe Drinking Water (SDWIS) facilities, 0 Clean Water Act NPDES permits, and 0 impaired water dischargers in Delaware County County, alongside 4 historical FEMA federal disaster declarations (2 flood/storm events).
Does Delaware County, OK have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Delaware County indicates a MODERATE 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.