Industrial & Manufacturing cleanup site — Restorical Research
Circle DE Lumber
Klamath County
Restorical Research
Preliminary Site-Specific Analysis

This property has a documented history as an industrial and manufacturing facility going back to 1965. Historical insurance policies issued during those prior operations and through 1986 could help fund the cleanup that lies ahead.

This industrial property operated as a wood treating facility from approximately 1965 until 2000, with pentachlorophenol (PCP) dip tank operations releasing contaminants into soil and groundwater over decades of use. A major EPA removal action excavated contaminated soil in 2005–2006, but residual dioxin contamination remains in surface soil at concentrations up to 8 micrograms per kilogram, and PCP has been confirmed in groundwater at concentrations up to 6 micrograms per liter across five monitoring wells. Oregon DEQ and Quadgroup LLC entered into a Prospective Purchaser Agreement in 2010 requiring additional groundwater monitoring, contour mapping, and covering of residual dioxin — and the site remains on the Confirmed Release List as of 2025 with no No Further Action determination issued. That history could support an insurance coverage claim against the carriers who issued policies more than 40 years ago — coverage that could help fund the cleanup ahead.

Former Use
Former Industrial & Manufacturing
LocationKlamath County
Historical UseIndustrial & Manufacturing
Est. Operating Since1965
Project StatusUnassigned
Contamination & Investigation
Site Assessment Summary
ContaminantsPentachlorophenol (PCP) and dioxin in soil and groundwater
Regulatory ProgramOregon DEQ — Cleanup Program / VCP
DEQ ECSI #2708

Why Historical Insurance Policies May Be Accessible

Pre-1986 Commercial General Liability (CGL) policies were occurrence-based and did not contain an effective pollution exclusion in Oregon — and those policies may provide coverage that remains enforceable today. If contamination occurred while those policies were active, those historical insurance carriers may still have a legal obligation to fund the cleanup costs, even if the business closed or the property changed hands.

The contamination at this property — pentachlorophenol and dioxin released by wood treating operations — originated from industrial activity that began in approximately 1965, more than two decades before 1986. The ongoing groundwater monitoring, contour mapping, and residual dioxin management required under the site's Prospective Purchaser Agreement with Oregon DEQ, along with any further investigation or remediation needed before a No Further Action determination can be issued, are precisely the type of future cleanup costs this property still faces that historical pre-1986 carriers may be obligated to fund.

Restorical's role is to locate viable historical policies, determine whether a successful coverage claim is possible, and assist our clients and their legal counsel to obtain insurance coverage. Restorical then manages the claim, including accounting, to ensure the cleanup is funded in a timely manner.

What We Look For

  • Historical insurance policies (pre-1986)
  • Policy numbers, carrier names, and coverage periods
  • Connection between contamination timing and policy period
  • Evidence linking cleanup obligation to insured activity

What We Deliver

  • Historical Coverage Chart
  • Trigger Analysis & Property/Policy Nexus
  • Coverage strategy with recommendations
  • Insurance funding for your remediation
  • Claims Management

The Restorical Proven Process

Task 1 — Research and Analysis
Restorical searches for viable historical insurance policies, researches the site history, analyzes the contamination impacts, and underwrites potential coverage — including a proprietary trigger analysis. At the end of Task 1, we provide a clear yes or no on whether viable insurance coverage exists to fund the cleanup, along with a strategy and recommendation specific to your situation, even if you are not the policyholder.
Task 2 — Coverage and Funding
When Task 1 confirms viable coverage, Restorical works with your legal counsel to tender the claim, negotiate and secure insurance coverage. Restorical will manage the ongoing claim process, including accounting to ensure the insurance companies are funding your remediation in a timely manner.

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This analysis is preliminary and based on publicly available records. Restorical Research is not a law firm and does not provide legal advice.