Clackamas County, Oregon — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
In Clackamas County, Oregon, public U.S. EPA records track 1,727 regulated facilities (#3 of 66 in Oregon), including 87 (5.0%) High-Risk sites and $1,440,780 in federal penalties. Countywide due diligence also covers 257 Safe Drinking Water (SDWIS) facilities, 798 Clean Water NPDES permits, 4 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (HIGH signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Clackamas 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📊 Clackamas County, OR Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)Municipalities in Clackamas County
ZIP Codes in Clackamas County
Top EPA Regulated Facilities in Clackamas 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 • CLACKAMAS, OR (ZIP 97015 Sector) | HIGH (87/100) | Significant Violation (12 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • MULINO, OR (ZIP 97042 Sector) | HIGH (84/100) | Significant Violation (7 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • BORING, OR (ZIP 97009 Sector) | HIGH (76/100) | Significant Violation (11 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • CANBY, OR (ZIP 97013 Sector) | HIGH (76/100) | Significant Violation (1 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • PORTLAND, OR (ZIP 97206 Sector) | HIGH (76/100) | Significant Violation (12 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • WEST LINN, OR (ZIP 97068 Sector) | HIGH (75/100) | Significant Violation (10 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • OREGON CITY, OR (ZIP 97045 Sector) | HIGH (73/100) | Significant Violation (2 qtrs NC) | 🔒 Federal Penalty on File • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • MOLALLA, OR (ZIP 97038 Sector) | HIGH (71/100) | Significant Violation (1 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| BLUE HERON PAPER COMPANY SITE FREE PREVIEW (LOW RISK) | 419 MAIN ST, OREGON CITY, OR 97045 | LOW (26/100) | No Violation Identified (0 qtrs NC) | $0 |
| WALGREENS #1100 FREE PREVIEW (LOW RISK) | 9159 SE 82ND AVE, PORTLAND, OR 97086 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| DWFRITZ AUTOMATION LLC FREE PREVIEW (LOW RISK) | 9600 SW BOECKMAN RD, WILSONVILLE, OR 97070 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| ZAROSINSKI LOUIS CLSD BSN STORAGE SITE FREE PREVIEW (LOW RISK) | 20657 S NURSERY LN, OREGON CITY, OR 97045 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Clackamas County, Oregon Environmental Due Diligence
How many EPA-regulated environmental sites are in Clackamas County, Oregon?
Public U.S. EPA records track 1,727 regulated facilities in Clackamas County, Oregon (ranking #3 of 66 jurisdictions in OR). Of those, 87 (5.0%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 114 (6.6%) have active non-compliance quarters.
Which ZIP codes and cities in Clackamas County have the highest regulated facility density?
Within Clackamas County, the highest concentrations of EPA-tracked facilities are located in ZIP 97015 (Happy Valley, 279 sites), ZIP 97045 (Oregon City, 266 sites), ZIP 97062 (Tualatin, 229 sites), spanning municipal corridors including Oregon City (266 sites), Tualatin (233 sites), Milwaukie (192 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Clackamas County?
Across Clackamas County, 992 facilities (57.4% 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 Clackamas County, OR?
Geologic indoor air screening places Clackamas 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 Clackamas County, OR?
Federal records track 257 Safe Drinking Water (SDWIS) facilities, 798 Clean Water Act NPDES permits, and 649 impaired water dischargers in Clackamas County, alongside 4 historical FEMA federal disaster declarations (3 flood/storm events).
Does Clackamas County, OR have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Clackamas County indicates a HIGH shrink-swell risk signal and steel pipe corrosivity rated High. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.