This property has a documented history as a landfill going back to 1955. Historical insurance policies issued during those prior operations and through 1986 could help fund the ongoing and future cleanup under Oregon DEQ oversight.
This landfill property began operations in the mid-1950s and was permitted by Oregon DEQ in 1972, accepting non-hazardous industrial waste including wastewater treatment sludge, aluminum oxide grit, copper-contaminated materials, casting sands, baghouse dust, and slag from area manufacturers through the early 1980s. Compliance inspections between 1978 and 1985 documented disposal of prohibited materials, and groundwater monitoring wells installed in 1987 confirmed extensive contamination from landfill leachate — including nitrates, arsenic, manganese, benzene, chloroform, 1,1-dichloroethane, and tetrahydrofuran — with metals periodically exceeding maximum contaminant levels and contaminant migration toward the Tualatin River. Oregon DEQ issued a Record of Decision in December 2011, amended in 2017, directing remedial actions including evapotranspiration cover enhancement and monitored natural attenuation, with landfill gas and groundwater monitoring expected to continue for at least 30 years. 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.
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 originated from industrial waste disposal operations that ran continuously from the mid-1950s through the early 1980s, placing the entire disposal history squarely within the pre-1986 window. The ongoing remediation, long-term groundwater and landfill gas monitoring, evapotranspiration cover maintenance, and compliance obligations directed by the 2011 Record of Decision as amended in 2017 represent substantial future costs extending decades ahead that pre-1986 carriers whose policies were in effect during the years this landfill accepted industrial waste may be obligated to fund going forward.
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
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Contact UsThis analysis is preliminary and based on publicly available records. Restorical Research is not a law firm and does not provide legal advice.