Gas Station cleanup site — Restorical Research
Wash Rack
Mount Vernon, Skagit County
Restorical Research
Preliminary Site-Specific Analysis

This property has a documented history as a gasoline service station going back to 1964. Historical insurance policies issued during those prior operations and through 1986 could fund a cleanup.

This property formerly operated as a service station and car wash under Martin Commercial Fueling and Martin Oil, with three gasoline underground storage tanks on site. Contamination from past gasoline leakage and spillage was confirmed when the three USTs were removed in April 1989; a groundwater air stripping system was installed that same month and operated through May 1990, treating contaminated groundwater at one to two gallons per minute. Four monitoring wells were installed for site characterization and ongoing assessment, and a Site Hazard Assessment was completed in June 2013. The site remains on Washington's Confirmed and Suspected Contaminated Sites list, with active remediation still pending. That history could support an insurance cost recovery claim against carriers who issued insurance policies 40+ years ago.

Former Use
Former Gas Station
AddressMount Vernon, Skagit County
Historical UseGas Station
Est. Operating Since1964
StatusAwaiting Cleanup
Contamination & Investigation
Site Assessment Summary
ContaminantsPetroleum hydrocarbons from gasoline leakage and spillage detected in soil and groundwater
Media ImpactedSoil, Groundwater
Regulatory ProgramMTCA — Standard Cleanup
Ecology Site #2891

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 gasoline underground storage tanks removed in 1989 were, by standard tank lifecycle estimates, installed no later than 1964 — more than two decades before occurrence-based CGL policies began incorporating effective pollution exclusions. The contamination documented in groundwater here is attributed directly to those historical operations, and the property has yet to undergo active cleanup. The remediation costs ahead — treatment system design, soil and groundwater work, and long-term monitoring — represent exactly the type of future liability that historical carriers who issued CGL policies during the pre-1986 operational window may be obligated to fund.

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

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 — Coverage and Funding
When Task 1 confirms viable coverage, Restorical works with your legal counsel to tender the claim, negotiate and secure insurance coverage. Restorical will manage the ongoing claim process, including accounting to ensure the insurance companies are funding your remediation 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.