Umatilla County, Oregon — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Umatilla County, OR?
In Umatilla County, Oregon, public U.S. EPA records track 455 regulated facilities (#13 of 66 in Oregon), including 8 (1.8%) High-Risk sites and $1,278,203 in federal penalties. Countywide due diligence also covers 82 Safe Drinking Water (SDWIS) facilities, 212 Clean Water NPDES permits, 4 FEMA Federal Disaster Declarations (0 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Umatilla 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📊 Umatilla County, OR Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)Municipalities in Umatilla County
Top EPA Regulated Facilities in Umatilla 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).
| 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 • HERMISTON, OR (ZIP 97838 Sector) | HIGH (73/100) | Significant Violation (1 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • PENDLETON, OR (ZIP 97801 Sector) | HIGH (66/100) | Violation Identified (7 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • PENDLETON, OR (ZIP 97801 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • STANFIELD, OR (ZIP 97875 Sector) | MODERATE (50/100) | Violation Identified (11 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • UMATILLA, OR (ZIP 97882 Sector) | MODERATE (46/100) | Violation Identified (7 qtrs NC) | 🔒 7 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • HERMISTON, OR (ZIP 97838 Sector) | MODERATE (46/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • ADAMS, OR (ZIP 97810 Sector) | MODERATE (39/100) | Violation Identified (8 qtrs NC) | 🔒 8 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • HERMISTON, OR (ZIP 97838 Sector) | MODERATE (38/100) | Violation Identified (6 qtrs NC) | 🔒 6 Qtrs Non-Compliance • Unlock → |
| LEHMAN HOT SPRINGS RESORT FREE PREVIEW (LOW RISK) | 54554 LEHMAN SPRINGS RD, UKIAH, OR 97880 | LOW (17/100) | Inactive (0 qtrs NC) | $0 |
| RWC INTERNATIONAL PENDLETON FREE PREVIEW (LOW RISK) | I-84 & EXIT 202, PENDLETON, OR 97801 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| WAL-MART STORES, INC. TRUCK SHOP FREE PREVIEW (LOW RISK) | 1455 SE FEEDVILLE RD, HERMISTON, OR 97838 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| ANDERSON ENVIRONMENTAL CORPORATION FREE PREVIEW (LOW RISK) | OLD ECHO HWY APPROX 7 MI FROM, PENDLETON, OR 97801 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Umatilla County, Oregon Environmental Due Diligence
How many EPA-regulated environmental sites are in Umatilla County, Oregon?
Public U.S. EPA records track 455 regulated facilities in Umatilla County, Oregon (ranking #13 of 66 jurisdictions in OR). Of those, 8 (1.8%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 24 (5.3%) have active non-compliance quarters.
Which ZIP codes and cities in Umatilla County have the highest regulated facility density?
Within Umatilla County, the highest concentrations of EPA-tracked facilities are located in ZIP 97838 (Hermiston, 156 sites), ZIP 97862 (Milton-Freewater, 60 sites), ZIP 97882 (Umatilla, 56 sites), spanning municipal corridors including Hermiston (158 sites), Milton-Freewater (43 sites), Stanfield (22 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Umatilla County?
Across Umatilla County, 256 facilities (56.3% 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 Umatilla County, OR?
Geologic indoor air screening places Umatilla 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 Umatilla County, OR?
Federal records track 82 Safe Drinking Water (SDWIS) facilities, 212 Clean Water Act NPDES permits, and 111 impaired water dischargers in Umatilla County, alongside 4 historical FEMA federal disaster declarations (0 flood/storm events).
Does Umatilla County, OR have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Umatilla 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.