Gas Station cleanup site — Restorical Research
Circle K Store 5508 BP Oil
2022 S Puget Dr, Renton, King County
Restorical Research
Preliminary Site-Specific Analysis

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 gasoline service station with four steel single-wall underground storage tanks that were in place by at least 1988, when a subsurface investigation first identified petroleum contamination exceeding MTCA cleanup levels. A 1992 Environmental Assessment confirmed the presence of USTs, monitoring wells, and ongoing contamination at the site. The tanks were removed in October 1998, and work under the Voluntary Cleanup Program addressed petroleum hydrocarbons and benzene in groundwater; a 2011 Ecology opinion letter also flagged vapor intrusion into the station building and potential impacts to nearby Rolling Hills Creek and Springbrook Creek. The site has since received a No Further Action determination. That history could support an insurance cost recovery claim against carriers who issued insurance policies 40+ years ago.

Former Use
Former Gas Station
Address2022 S Puget Dr, Renton, King County
Historical UseGas Station
Est. Operating SincePre-1986
StatusNo Further Action
Contamination & Investigation
Site Assessment Summary
ContaminantsPetroleum hydrocarbons (gasoline) and benzene detected in groundwater, with vapor intrusion concerns from soil and groundwater
Media ImpactedSoil, Groundwater
Regulatory ProgramMTCA — Voluntary Cleanup Program
Ecology Site #3473

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 steel single-wall USTs at this station — the construction standard of the pre-1986 era — were in service well before occurrence-based Commercial General Liability policies gave way to claims-made forms with absolute pollution exclusions. Petroleum contamination was already documented here in 1988, and the remediation trail that followed — tank removal, soil investigation, groundwater monitoring, vapor intrusion assessment — represents cleanup costs tied to operations that predate 1986. Historical CGL carriers who covered this gasoline station during its pre-1986 operating years may still bear obligations for the remediation expenditures the property incurred.

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

Task 1 — Research and Analysis
Restorical searches for viable historical insurance policies, researches the site history, analyzes the contamination impacts, and underwrites potential coverage — including a proprietary trigger analysis. At the end of Task 1, we provide a clear yes or no on whether a successful cost recovery is possible, along with a strategy and recommendation specific to your situation, even if you are not the policyholder.
Task 2 — Cost Recovery
When Task 1 confirms viable coverage, Restorical works with your legal counsel to tender the claim and negotiate recovery of costs already incurred. Restorical's forensic accounting team re-establishes and documents past cleanup expenditures, managing the claim process to ensure the insurance companies fulfill their obligation in a timely manner.

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This analysis is preliminary and based on publicly available records. Restorical Research is not a law firm and does not provide legal advice.