This property has a documented history as a gasoline service station going back to 1956. Historical insurance policies issued during those prior operations and through 1986 could fund a cleanup — and recover costs already spent.
This property operated as a gasoline service station from 1956 to 1990, with underground storage tanks installed in 1956 and upgraded in 1982. Cleanup under the Standard Cleanup program has included UST removal and over-excavation of impacted soils in 1990, excavation of 220 cubic yards of contaminated soil in 1999, and quarterly groundwater monitoring ongoing since at least 1999 with purge water drummed and disposed off-site. The second-generation service station was removed in 1990 and the property is no longer in use as a fueling operation. 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.
Petroleum contamination at this site traces directly to underground storage tanks installed in 1956 and 1982 — both well within the era when occurrence-based Commercial General Liability policies carried no effective pollution exclusion in Washington. Groundwater sampling in the early 1990s confirmed lead contamination consistent with historical leaded-gasoline operations, tying the release squarely to pre-1986 activity. The documented remediation costs already incurred — tank removals, soil excavation, and more than two decades of groundwater monitoring — along with cleanup obligations still ahead represent expenditures that historical carriers may be obligated both to reimburse and 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 & 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.


