This property has a documented history as a public works and maintenance facility going back to 1873. Historical insurance policies issued during operations at this property and through 1986 could recover the cleanup costs already paid.
The McNeil Island Corrections Center has operated as a penal institution since 1873, first under the federal government through 1981 and then under the Washington Department of Corrections. Contamination involving PCBs, lead, and PAHs was identified at three operational areas within the facility — the Diesel Yard, Fire Depot, and Dip Tank. Cleanup under the Standard Cleanup program included excavation of approximately 1,000 cubic yards of soil, tank removal, off-site disposal, and installation of geomembrane covers and capping systems, supported by ongoing groundwater monitoring and long-term maintenance. The site has received a No Further Action determination. That history could support an insurance cost recovery claim against carriers who issued insurance policies 40+ years ago.
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 contamination at this facility traces to institutional operations that began more than a century before 1986, when occurrence-based Commercial General Liability policies were still standard and carried no effective pollution exclusion. PCBs, lead, and PAHs found at the Diesel Yard, Fire Depot, and Dip Tank are consistent with the kinds of slow, cumulative releases those policies were designed to cover. The documented remediation expenditures — large-scale soil excavation, tank removal, capping systems, and long-term monitoring — represent costs that historical carriers who provided coverage during the pre-1986 operational window may still 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
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Contact UsThis analysis is preliminary and based on publicly available records. Restorical Research is not a law firm and does not provide legal advice.


