Polk County, Oregon — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
In Polk County, Oregon, public U.S. EPA records track 240 regulated facilities (#24 of 66 in Oregon), including 6 (2.5%) High-Risk sites and $30,537 in federal penalties. Countywide due diligence also covers 29 Safe Drinking Water (SDWIS) facilities, 177 Clean Water NPDES permits, 2 FEMA Federal Disaster Declarations (2 flood/storm), USDA Soil Foundation Shrink-Swell (LOW signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Polk 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📊 Polk County, OR Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)Municipalities in Polk County
Top EPA Regulated Facilities in Polk 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 • INDEPENDENCE, OR (ZIP 97351 Sector) | HIGH (72/100) | Violation (12 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • SALEM, OR (ZIP 97304 Sector) | HIGH (64/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • INDEPENDENCE, OR (ZIP 97351 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 • INDEPENDENCE, OR (ZIP 97351 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • DALLAS, OR (ZIP 97338 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • DALLAS, OR (ZIP 97338 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • RICKREALL, OR (ZIP 97371 Sector) | MODERATE (54/100) | Violation Identified (8 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • INDEPENDENCE, OR (ZIP 97351 Sector) | MODERATE (53/100) | Violation Identified (11 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| POLK COUNTY PUBLIC WORKS BUILDING RENOVATION FREE PREVIEW (LOW RISK) | 820 SW ASH ST, DALLAS, OR 97338 | LOW (24/100) | No Violation Identified (0 qtrs NC) | $0 |
| MARQUIS CORP. DBA MARQUIS SPAS FREE PREVIEW (LOW RISK) | 596 HOFFMAN RD, INDEPENDENCE, OR 97351 | LOW (19/100) | No Violation Identified (0 qtrs NC) | $0 |
| WILLAMETTE INDUSTRIES SITE FREE PREVIEW (LOW RISK) | 1551 SE LYLE ST, DALLAS, OR 97338 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| CENTRAL HIGH SCHOOL FREE PREVIEW (LOW RISK) | 1530 MONMOUTH ST, INDEPENDENCE, OR 97351 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Polk County, Oregon Environmental Due Diligence
How many EPA-regulated environmental sites are in Polk County, Oregon?
Public U.S. EPA records track 240 regulated facilities in Polk County, Oregon (ranking #24 of 66 jurisdictions in OR). Of those, 6 (2.5%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 13 (5.4%) have active non-compliance quarters.
Which ZIP codes and cities in Polk County have the highest regulated facility density?
Within Polk County, the highest concentrations of EPA-tracked facilities are located in ZIP 97338 (Dallas, 99 sites), ZIP 97304 (Salem, 93 sites), ZIP 97351 (Independence, 64 sites), spanning municipal corridors including Independence (61 sites), Monmouth (43 sites), Rickreall (13 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Polk County?
Across Polk County, 116 facilities (48.3% 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 Polk County, OR?
Geologic indoor air screening places Polk County in EPA Zone 1 — High Potential (> 4.0 pCi/L). Counties in EPA Radon Zone 1 have a predicted average indoor radon screening level greater than 4.0 pCi/L (the EPA action threshold). Short-term or continuous indoor radon testing is strongly recommended prior to closing.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Polk County, OR?
Federal records track 29 Safe Drinking Water (SDWIS) facilities, 177 Clean Water Act NPDES permits, and 93 impaired water dischargers in Polk County, alongside 2 historical FEMA federal disaster declarations (2 flood/storm events).
Does Polk County, OR have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Polk 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.