This property has a documented history as a gasoline service station predating 1986. Historical insurance policies issued during those prior operations and through 1986 could recover the cleanup costs already paid.
This property operated as a gas station, convenience store, and tire repair facility at 8411 State Route 92 in Granite Falls, with multiple underground storage tanks storing gasoline and kerosene for vehicle fueling. The tanks were already considered old when they were removed in 1997, and petroleum contamination from leaking USTs had been identified as early as 1990. Cleanup under the Voluntary Cleanup Program included excavation and removal of multiple underground storage tanks and petroleum-contaminated soil, soil screening and treatment, and off-site disposal of tanks and impacted material, ultimately resulting in a No Further Action determination for soil contamination. 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 petroleum contamination at this site originated from underground storage tanks that were installed and operating well before 1986 — leaking long enough that contamination was already documented by 1990 and the tanks were described as old by the time they were pulled in 1997. Occurrence-based Commercial General Liability policies issued during that pre-1986 operational window carried no effective pollution exclusion in Washington and remain enforceable today. The documented remediation expenditures — tank removals, soil excavation, treatment, and off-site disposal — represent cleanup costs that historical carriers who covered the gas station during those years may still be obligated to reimburse.
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.


