Riddle, Oregon — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in Riddle, OR?
Public U.S. EPA records track 28 regulated facilities in Riddle, Oregon (Douglas County), including 5 High-Risk sites (17.9%) and 9 active violators. In addition to industrial waste, Riddle properties are screened for Tap Water & Watershed Permits (19 systems), USDA Soil Foundation Shrink-Swell (LOW signal), 1 County FEMA Disaster Declarations, and EPA Zone 2 — Moderate Potential (2.0 – 4.0 pCi/L).
Riddle, OR 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Riddle, OR Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 05, 2026)ZIP Codes in Riddle, OR
Highest-Scored EPA Regulated Facilities in Riddle, 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 • RIDDLE, OR (ZIP 97469 Sector) | HIGH (67/100) | Significant Violation (5 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • RIDDLE, OR (ZIP 97469 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • RIDDLE, OR (ZIP 97469 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • RIDDLE, OR (ZIP 97469 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 • RIDDLE, OR (ZIP 97469 Sector) | HIGH (64/100) | Significant Violation (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • RIDDLE, OR (ZIP 97469 Sector) | MODERATE (49/100) | Violation Identified (1 qtrs NC) | 🔒 1 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • RIDDLE, OR (ZIP 97469 Sector) | MODERATE (35/100) | Violation Identified (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • RIDDLE, OR (ZIP 97469 Sector) | MODERATE (35/100) | Violation Identified (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| PACIFICORP NICKEL MOUNTAIN SUBSTATION FREE PREVIEW (LOW RISK) | 42.931175 -123.409456, RIDDLE, OR 97469 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| RIDDLE COMPLAINT FREE PREVIEW (LOW RISK) | 1020 YOKUM RD, RIDDLE, OR 97469 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| HILLBILLY FREE PREVIEW (LOW RISK) | 108 MAIN STREET, RIDDLE, OR 97469 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| TOSCO BULK PLANT NO 0645 FREE PREVIEW (LOW RISK) | 422 6TH AVENUE, RIDDLE, OR 97469 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Riddle, Oregon Environmental Risk & Radon
How many EPA-regulated facilities are in Riddle, OR?
U.S. EPA records track 28 regulated facilities in Riddle, Oregon, including 5 high-risk sites (17.9%), 9 active violators (32.1%), and 13 RCRA hazardous waste handlers (46.4%).
Which ZIP codes in Riddle, OR have the most EPA-tracked sites?
Within Riddle, regulated facilities are primarily concentrated across ZIP 97469 (26 sites), ZIP 97442 (19 sites).
How can I check a specific house or commercial property in Riddle, OR?
Enter the exact street address in Riddle into the FullPropertyReport radius scanner to screen all EPA ECHO, FRS, RCRA, TRI, USDA soil foundation shrink-swell, drinking water (SDWIS), FEMA flood zone, and county radon records within 0.5 to 3.0 miles.
Is tap water safe in Riddle, OR and how many EPA water permits exist?
In Riddle, OR, federal registries track 4 Safe Drinking Water (SDWIS) facilities, 15 Clean Water Act NPDES permits, and 4 impaired water body dischargers.
What is the soil foundation risk and FEMA flood disaster history in Riddle, OR?
USDA regional soil screening for Riddle indicates a LOW shrink-swell foundation signal, and Douglas County has recorded 1 federal FEMA disaster declarations (1 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.