Ontario, Oregon — Property Hazard, Flood Zone, Soil, Water & Market Guide
What Are the Major Property, Flood, Soil & Environmental Risks in Ontario, OR?
Public U.S. EPA records track 120 regulated facilities in Ontario, Oregon (Malheur County), including 5 High-Risk sites (4.2%) and 7 active violators. In addition to industrial waste, Ontario properties are screened for Tap Water & Watershed Permits (49 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).
Ontario, OR 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Ontario, OR Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 03, 2026)ZIP Codes in Ontario, OR
Highest-Scored EPA Regulated Facilities in Ontario, 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 • ONTARIO, OR (ZIP 97914 Sector) | HIGH (69/100) | Significant Violation (11 qtrs NC) | 🔒 11 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • ONTARIO, OR (ZIP 97914 Sector) | HIGH (68/100) | Significant Violation (3 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • ONTARIO, OR (ZIP 97914 Sector) | HIGH (66/100) | Violation Identified (1 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • ONTARIO, OR (ZIP 97914 Sector) | MODERATE (59/100) | Violation Identified (11 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • ONTARIO, OR (ZIP 97914 Sector) | MODERATE (32/100) | Violation Identified (8 qtrs NC) | 🔒 8 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • ONTARIO, OR (ZIP 97914 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • ONTARIO, OR (ZIP 97914 Sector) | MODERATE (30/100) | No Violation Identified (0 qtrs NC) | 🔒 Active Permit Dossier • Unlock → |
| 🔒 Locked Regulated EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • ONTARIO, OR (ZIP 97914 Sector) | MODERATE (30/100) | Inactive (4 qtrs NC) | 🔒 4 Qtrs Non-Compliance • Unlock → |
| ONTARIO MIDDLE SCHOOL FREE PREVIEW (LOW RISK) | 573 SW 2ND AVE, ONTARIO, OR 97914 | LOW (24/100) | No Violation Identified (0 qtrs NC) | $0 |
| ONTARIO AIRPORT FREE PREVIEW (LOW RISK) | 581 SW 33RD ST, ONTARIO, OR 97914 | LOW (23/100) | No Violation Identified (0 qtrs NC) | $0 |
| ONTARIO, CITY OF-TP FOR WESTECH PLANT FREE PREVIEW (LOW RISK) | 1900 SE 5TH ST, ONTARIO, OR 97914 | LOW (18/100) | No Violation Identified (0 qtrs NC) | $0 |
| BURNT RIVER DISPENSARY FREE PREVIEW (LOW RISK) | 1021 NW WASHINGTON AVE., ONTARIO, OR 97914 | LOW (17/100) | Unknown (0 qtrs NC) | $0 |
Frequently Asked Questions — Ontario, Oregon Environmental Risk & Radon
How many EPA-regulated facilities are in Ontario, OR?
U.S. EPA records track 120 regulated facilities in Ontario, Oregon, including 5 high-risk sites (4.2%), 7 active violators (5.8%), and 68 RCRA hazardous waste handlers (56.7%).
Which ZIP codes in Ontario, OR have the most EPA-tracked sites?
Within Ontario, regulated facilities are primarily concentrated across ZIP 97914 (121 sites).
How can I check a specific house or commercial property in Ontario, OR?
Enter the exact street address in Ontario 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 Ontario, OR and how many EPA water permits exist?
In Ontario, OR, federal registries track 6 Safe Drinking Water (SDWIS) facilities, 43 Clean Water Act NPDES permits, and 41 impaired water body dischargers.
What is the soil foundation risk and FEMA flood disaster history in Ontario, OR?
USDA regional soil screening for Ontario indicates a LOW shrink-swell foundation signal, and Malheur County has recorded 1 federal FEMA disaster declarations (0 flood/severe storm declarations). Run an address scan to unlock exact parcel soil LEP %, water table depth, and flood zone.