Gas Station cleanup site — Restorical Research
Wisdot Project Id 2010-03-02 Sth 175
Milwaukee, Milwaukee County
Restorical Research
Preliminary Site-Specific Analysis

This property has a documented history as a gasoline service station predating 1986. Historical insurance policies issued during those prior operations and through 1986 could help fund the multi-phase investigation and remediation work ahead under Wisconsin DNR oversight.

This property operated as a filling station along a corridor in Milwaukee where multiple gas stations were active from at least the late 1930s, and historical aerial imagery confirms the property's progression from farmstead to gasoline service use well before 1986. Petroleum contamination — including naphthalene at concentrations exceeding Wisconsin NR 720 residential soil standards by orders of magnitude, along with benzene, trimethylbenzenes, and other petroleum volatile organic compounds — has been confirmed in soil borings and has migrated beyond the property boundary into the adjacent public right-of-way. The site is an active Wisconsin DNR Environmental Remediation Program case, with excavation and off-site disposal of contaminated soil approved and additional investigation and remediation work ahead. That history could support an insurance coverage claim against the carriers who issued policies more than 40 years ago — coverage that could help fund the cleanup ahead.

Former Use
Former Gas Station
LocationMilwaukee, Milwaukee County
Historical UseGas Station
Est. Operating SincePredating 1986
DNR ProgramEnvironmental Remediation Program
Contamination & Investigation
Site Assessment Summary
ContaminantsNaphthalene, benzene, trimethylbenzenes, and other petroleum volatile organic compounds (PVOCs) in soil
Regulatory ProgramWisconsin DNR — NR 700
BRRTS #02-41-598424

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 Wisconsin — and those policies may provide coverage that remains enforceable today. 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.

Filling station operations at this property date to at least the late 1930s, meaning petroleum products were being stored, dispensed, and introduced into the subsurface for decades before 1986. The soil excavation, off-site disposal, and additional investigation and remediation work required to satisfy Wisconsin DNR Environmental Remediation Program closure standards represent future costs that the pre-1986 carriers for the businesses that operated here may be obligated to fund.

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

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 viable insurance coverage exists to fund the cleanup, 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.