This property has a documented history as a farm and agricultural operation going back to 1920. Historical insurance policies issued during those prior operations and through 1986 could recover the cleanup costs already paid.
This property has been in agricultural use since at least 1920, owned by the Ota Family and cultivated in berries, rhubarb, and, more recently, sod under the Sound Turf Farm name. On-site infrastructure included a maintenance shop, five farm equipment storage sheds, and four underground storage tanks — one for gasoline, three for heating oil — that supported farm operations and were removed in 1999. Remediation under the Voluntary Cleanup Program included excavation and removal of approximately 437 cubic yards of contaminated soil and 13,883 gallons of contaminated groundwater, multi-year quarterly groundwater monitoring, repeated well-purging events between February 2013 and January 2014, and disposal of investigation-derived waste. The site has since received No Further Action status. That history could support an insurance cost recovery claim against carriers who issued insurance policies 40+ years ago.
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 Washington. 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 here is explicitly documented as resulting from an older spill tied to historical underground storage tanks, with a tank lifecycle analysis placing their installation at approximately 1974 or earlier — well before 1986. Occurrence-based Commercial General Liability policies issued to agricultural operators during that pre-1986 period carried no effective pollution exclusion and remain enforceable against historical carriers. The documented remediation expenditures at this site — soil excavation, groundwater extraction, long-term monitoring, and waste disposal — represent cleanup costs attributable to releases that occurred while those policies were in effect.
Restorical's role is to locate viable historical policies, determine whether a successful cost recovery claim is possible, and assist our clients and their legal counsel to obtain insurance coverage for costs already incurred. Restorical's forensic accounting team works to re-establish and document past cleanup expenditures, ensuring the strongest possible basis for recovery.
Recovering Costs from an Older Cleanup
If this site reached No Further Action years ago, the original cleanup expenditures may be difficult to reconstruct. Restorical's forensic accounting team specializes in re-establishing and documenting past cleanup costs — even decades later — to build the strongest possible basis for an insurance recovery claim.
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 & Forensic Accounting
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.


