Harper County, Oklahoma — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Harper County, OK?
In Harper County, Oklahoma, public U.S. EPA records track 209 regulated facilities (#48 of 154 in Oklahoma), including 0 (0.0%) High-Risk sites and $901 in federal penalties. Countywide due diligence also covers 3 Safe Drinking Water (SDWIS) facilities, 10 Clean Water NPDES permits, 3 FEMA Federal Disaster Declarations (1 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 3 — Low Potential (< 2.0 pCi/L).
Harper 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📊 Harper County, OK Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Harper County
ZIP Codes in Harper County
Top EPA Regulated Facilities in Harper 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 • BUFFALO, OK (ZIP 73834 Sector) | MODERATE (35/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • BUFFALO, OK (ZIP 73834 Sector) | MODERATE (32/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • FORT SUPPLY, OK (ZIP 73841 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • LAVERNE, OK (ZIP 73848 Sector) | MODERATE (30/100) | Resolved / Historical Non-Compliance (3 qtrs NC) | 🔒 3 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • BUFFALO, OK (ZIP 73842 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • BUFFALO, OK (ZIP 73834 Sector) | MODERATE (24/100) | Resolved / Historical Non-Compliance (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| DCP MIDSTREAM LP/LAVERNE STA FREE PREVIEW (LOW RISK) | 1.6 MI W OF LAVERNE, LAVERNE, OK 73848 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| LARRYS BODY SHOP FREE PREVIEW (LOW RISK) | 105 N OKLAHOMA, LAVERNE, OK 73848 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| K & S REPAIRS INC FREE PREVIEW (LOW RISK) | 218 N HOY, BUFFALO, OK 73834 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| LELAND WAUGH FREE PREVIEW (LOW RISK) | 409 LUCIA DR, BUFFALO, OK 73834 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • LAVERNE, OK (ZIP 73848 Sector) | LOW (16/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • LAVERNE, OK (ZIP 73848 Sector) | LOW (15/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
Frequently Asked Questions — Harper County, Oklahoma Environmental Due Diligence
How many EPA-regulated environmental sites are in Harper County, Oklahoma?
Public U.S. EPA records track 209 regulated facilities in Harper County, Oklahoma (ranking #48 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 2 (1.0%) have active non-compliance quarters.
Which ZIP codes and cities in Harper County have the highest regulated facility density?
Within Harper County, the highest concentrations of EPA-tracked facilities are located in ZIP 73848 (Laverne, 188 sites), ZIP 73834 (Buffalo, 40 sites), ZIP 73855 (Laverne, 23 sites), spanning municipal corridors including Laverne (178 sites), Buffalo (36 sites), May (8 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Harper County?
Across Harper County, 123 facilities (58.9% 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 Harper County, OK?
Geologic indoor air screening places Harper 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 Harper County, OK?
Federal records track 3 Safe Drinking Water (SDWIS) facilities, 10 Clean Water Act NPDES permits, and 0 impaired water dischargers in Harper County, alongside 3 historical FEMA federal disaster declarations (1 flood/storm events).
Does Harper County, OK have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Harper 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.