Wasco County, Oregon — Property Hazard, Flood Zone, Soil, Water & EPA Guide
What Are the Flood, Soil Foundation & EPA Risks in Wasco County, OR?
In Wasco County, Oregon, public U.S. EPA records track 189 regulated facilities (#25 of 66 in Oregon), including 13 (6.9%) High-Risk sites and $5,428,611 in federal penalties. Countywide due diligence also covers 52 Safe Drinking Water (SDWIS) facilities, 70 Clean Water NPDES permits, 7 FEMA Federal Disaster Declarations (2 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Wasco 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📊 Wasco County, OR Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)Municipalities in Wasco County
Top EPA Regulated Facilities in Wasco 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 • THE DALLES, OR (ZIP 97058 Sector) | HIGH (68/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • THE DALLES, OR (ZIP 97058 Sector) | HIGH (64/100) | Violation Identified (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • MAUPIN, OR (ZIP 97037 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • MAUPIN, OR (ZIP 97037 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • THE DALLES, OR (ZIP 97058 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • THE DALLES, OR (ZIP 97058 Sector) | HIGH (64/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • THE DALLES, OR (ZIP 97058 Sector) | MODERATE (61/100) | Violation Identified (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • DUFUR, OR (ZIP 97021 Sector) | MODERATE (60/100) | Violation Identified (10 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| BPA CELILO SUBSTATION AND CONVERTER STATION FREE PREVIEW (LOW RISK) | 3920 COLUMBIA VIEW DR, THE DALLES, OR 97058 | LOW (24/100) | No Violation Identified (0 qtrs NC) | $0 |
| CENTRAL PLANT FREE PREVIEW (LOW RISK) | 3515 CHEVRON DRIVE, ODELL, OR 97044 | LOW (18/100) | Unknown (0 qtrs NC) | $0 |
| WAMIC AUTO PARTS AND REPAIR FREE PREVIEW (LOW RISK) | 57019 WAMIC MARKET RD, TYGH VALLEY, OR 97063 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| USWCOM MORO RR 25011 FREE PREVIEW (LOW RISK) | 2.9 MI SW MORO, THE DALLES, OR 97058 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Wasco County, Oregon Environmental Due Diligence
How many EPA-regulated environmental sites are in Wasco County, Oregon?
Public U.S. EPA records track 189 regulated facilities in Wasco County, Oregon (ranking #25 of 66 jurisdictions in OR). Of those, 13 (6.9%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 25 (13.2%) have active non-compliance quarters.
Which ZIP codes and cities in Wasco County have the highest regulated facility density?
Within Wasco County, the highest concentrations of EPA-tracked facilities are located in ZIP 97058 (The Dalles, 140 sites), ZIP 97037 (Maupin, 23 sites), ZIP 97063 (Tygh Valley, 14 sites), spanning municipal corridors including The Dalles (126 sites), Maupin (23 sites), Tygh Valley (12 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Wasco County?
Across Wasco County, 97 facilities (51.3% 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 Wasco County, OR?
Geologic indoor air screening places Wasco 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 Wasco County, OR?
Federal records track 52 Safe Drinking Water (SDWIS) facilities, 70 Clean Water Act NPDES permits, and 51 impaired water dischargers in Wasco County, alongside 7 historical FEMA federal disaster declarations (2 flood/storm events).
Does Wasco County, OR have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Wasco 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.