This property operated as a gasoline station with three underground storage tanks installed on December 31, 1964 — two 1,100-gallon tanks for leaded and unleaded gasoline and one 550-gallon tank. A 2018 remedial investigation by Farallon Consulting confirmed benzene and BTEX contamination in groundwater exceeding MTCA Method A cleanup levels across multiple monitoring wells. The site was addressed through the Voluntary Cleanup Program and has received a No Further Action determination. That history could support an insurance cost recovery claim against carriers who issued insurance policies 40+ years ago.
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 property originated from underground storage tanks installed in 1964, more than two decades before occurrence-based Commercial General Liability policies began excluding pollution claims. Benzene and BTEX migrating into groundwater from those tanks represent exactly the kind of gradual, ongoing release that pre-1986 CGL policies were designed to cover. Historical carriers who insured the property during the decades those tanks were in service may be obligated to recover the remediation costs incurred to bring the site to its No Further Action status.
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.
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.
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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.