This property operated as a gasoline station with convenience store — originally BP Service Station No. 11080, later passing through Tosco, ConocoPhillips, and Circle K ownership. Four 10,000-gallon underground storage tanks were installed circa 1986. A subsurface investigation in December 1993 revealed petroleum hydrocarbons exceeding MTCA Method A cleanup levels in groundwater, with benzene, toluene, and metals also detected. The site enrolled in the Voluntary Cleanup Program, completed four consecutive quarters of groundwater monitoring, and received No Further Action status in 2011. 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 approximately 1986 — at the boundary of the era when occurrence-based Commercial General Liability policies carried no effective pollution exclusion. The documented release of petroleum hydrocarbons, benzene, toluene, and metals into groundwater required nearly two decades of investigation and monitoring before regulatory closure was achieved. Historical carriers who insured the station's operators during the period of UST installation and early operation may bear obligation for the remediation expenditures incurred across that timeline.
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.