Gas Station cleanup site — Restorical Research
BP 11261
Puyallup, Pierce County
Restorical Research
Preliminary Site-Specific Analysis

This property has a documented history as a gasoline service station going back to 1970. Historical insurance policies issued during operations at this property and through 1986 could fund a cleanup — and recover costs already spent.

This Puyallup property has operated as a retail service station continuously, with underground storage tanks and fuel dispensers installed in the early 1970s and removed in 1985 ahead of a 1987 site rebuild. Geochemical analysis of the residual contamination — highly weathered gasoline bearing elevated lead anti-knock compounds — confirms the release predates 1984. Remediation under the Voluntary Cleanup Program has included a 1995 tank removal and soil excavation (15 cubic yards), SVE pilot tests from 2011 through 2013, over 1,000 gallons of groundwater extraction between 2014 and 2018, hydrogen peroxide injection (750 gallons in 2015), and bioremediation compound applications in 2016 and 2017. Estimated costs for the remaining remedial alternatives range from $662,000 to over $3.2 million, and cleanup is ongoing. That history could support an insurance cost recovery claim against carriers who issued insurance policies 40+ years ago.

Former Use
Former Gas Station
AddressPuyallup, Pierce County
Historical UseGas Station
Est. Operating Since1970
StatusCleanup Started
Contamination & Investigation
Site Assessment Summary
ContaminantsPetroleum hydrocarbons (gasoline, diesel) with lead anti-knock compounds detected in soil, groundwater, and soil vapor
Media ImpactedSoil, Groundwater
Regulatory ProgramMTCA — Voluntary Cleanup Program
Ecology Site #11304

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 petroleum release here traces directly to USTs installed in the early 1970s and operated for more than a decade before 1986, when occurrence-based Commercial General Liability policies issued in Washington still carried no effective pollution exclusion. The contamination's own chemical signature — highly weathered gasoline with lead anti-knock compounds — places the causative release before 1984, squarely within that historical coverage window. The expenditures already incurred — tank removals, soil excavation, vapor extraction testing, groundwater recovery, and chemical injection — and the up to $3.2 million in projected future costs both represent liabilities that historical CGL carriers may be obligated to recover and to fund going forward.

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.