Gas Station cleanup site — Restorical Research
Suns Mini Mart & Gas
9506 19th Ave SE, Everett, Snohomish County
Restorical Research
Preliminary Site-Specific Analysis

This property has a documented history as a gasoline service station going back to 1971. Historical insurance policies issued during those prior operations and through 1986 could fund a cleanup — and recover costs already spent.

This property was constructed in 1971 as an Arco gasoline service station with a convenience store and restaurant, initially equipped with three gasoline underground storage tanks and one waste oil UST. In February 1992, EMCON Corporation removed the original four tanks on behalf of Arco Products Company and replaced them with new USTs — a 6,000-gallon unleaded, an 8,000-gallon unleaded, an 8,000-gallon leaded gasoline, and a 550-gallon waste oil tank. Gasoline operations at the site continued until 2011. Groundwater contamination has been confirmed, with petroleum hydrocarbon concentrations reaching 21,000 µg/L and benzene up to 35 µg/L in monitoring wells; the contaminated plume flows northeast and may extend off-property, and cleanup is under way through the Voluntary Cleanup Program. That history could support an insurance cost recovery claim against carriers who issued insurance policies 40+ years ago.

Former Use
Former Gas Station
Address9506 19th Ave SE, Everett, Snohomish County
Historical UseGas Station
Est. Operating Since1971
StatusCleanup Started
Contamination & Investigation
Site Assessment Summary
ContaminantsPetroleum hydrocarbons (TPH-Gasoline), benzene, polycyclic aromatic hydrocarbons (PAHs), and non-halogenated solvents confirmed in groundwater
Media ImpactedSoil, Groundwater
Regulatory ProgramMTCA — Voluntary Cleanup Program
Ecology Site #12382

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.

Arco operated this gasoline service station from 1971 — fifteen years before occurrence-based Commercial General Liability policies gave way to claims-made forms with absolute pollution exclusions. Petroleum contamination at the site has been linked to activities predating 1992, encompassing the entire pre-1986 window during which those underground storage tanks were actively dispensing fuel under CGL policies that carried no effective pollution exclusion. With cleanup now under way and confirmed groundwater impacts requiring ongoing remediation, historical carriers who insured the facility during its 1971-through-1986 operations may be obligated to fund both the costs already incurred and those still ahead.

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.