Industrial & Manufacturing cleanup site — Restorical Research
Lockheed Shipbuilding 2929 16th Ave SW
2929 16th Ave SW, Seattle, King County
Restorical Research
Preliminary Site-Specific Analysis

This property has a documented history as a industrial and manufacturing facility going back to 1930. Historical insurance policies issued during those prior operations and through 1986 could recover the cleanup costs already paid.

Lockheed Shipbuilding Company operated at this Seattle property from the 1930s through its closure in 1988, running a major industrial shipyard with underground storage tanks holding fuel oil, gasoline, BTEX, and diesel. A leaking underground storage tank release was reported in April 1992, and subsequent investigation confirmed groundwater contamination by both petroleum-diesel compounds and metals. The site underwent cleanup under Washington's standard cleanup program and received a No Further Action determination in December 2011. That history could support an insurance cost recovery claim against carriers who issued insurance policies 40+ years ago.

Former Use
Former Industrial & Manufacturing
Address2929 16th Ave SW, Seattle, King County
Historical UseIndustrial & Manufacturing
Est. Operating Since1930
StatusNo Further Action
Contamination & Investigation
Site Assessment Summary
ContaminantsFuel oil, gasoline (leaded and unleaded), BTEX, diesel, and metals detected in groundwater
Media ImpactedSoil, Groundwater
Regulatory ProgramMTCA — Standard Cleanup
Ecology Site #7366

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.

Fuel storage and industrial shipbuilding operations at this property began more than five decades before 1986, and the underground storage tanks reported leaking in 1992 were very likely installed well before that threshold under standard tank lifecycle assumptions. Occurrence-based CGL policies issued to Lockheed Shipbuilding during its 1930s-through-1988 operational window would have covered pollution events without an effective exclusion. The full arc of remediation expenditures — from the 1992 release investigation through the 2011 No Further Action closure — represents costs that historical carriers on the risk during those pre-1986 decades may be obligated to reimburse.

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.