Industrial & Manufacturing cleanup site — Restorical Research
GE Aviation LLC Yakima
2720 W Washington Ave, Yakima, Yakima County
Restorical Research
Preliminary Site-Specific Analysis

This property has a documented history as a industrial and manufacturing facility going back to 1958. Historical insurance policies issued during operations at this property and through 1986 could recover the cleanup costs already paid.

This Yakima industrial property has been in continuous use since the late 1950s, when the building was constructed and Decoto Aircraft Inc. began manufacturing airplane parts — operations that continued through the mid-1970s until GE acquired the facility through successive corporate transactions. Historical industrial activities included an oil-fed furnace and, off-site, underground storage tanks installed in 1964 that were not confirmed to have released until 1999. Remediation on and adjacent to the property — including UST removals, groundwater monitoring, and interim cleanup actions — has been documented across multiple parcels, and the site now holds No Further Action status under 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 Industrial & Manufacturing
Address2720 W Washington Ave, Yakima, Yakima County
Historical UseIndustrial & Manufacturing
Est. Operating Since1958
StatusNo Further Action
Contamination & Investigation
Site Assessment Summary
ContaminantsPetroleum hydrocarbons from leaking underground storage tanks detected in soil and groundwater on and adjacent to the site
Media ImpactedSoil, Groundwater
Regulatory ProgramMTCA — Voluntary Cleanup Program
Ecology Site #4662

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 release from the 1964 underground storage tanks was not detected until 1999 — a 35-year lag that reflects the slow subsurface migration characteristic of Decoto Aircraft's era of industrial operations at this site. CGL policies issued to Decoto Aircraft and its successors during the 1960s and 1970s were occurrence-based, meaning they attach to contamination at the time of release, not discovery, and those policies remain enforceable regardless of when the release surfaced. GE Aviation, which now carries this site's liability through the acquisition chain, may be able to reach back to those historical carriers to recover the documented cleanup expenditures that produced the No Further Action determination.

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.