Industrial & Manufacturing cleanup site — Restorical Research
Bock Water Heaters Inc
Madison, Dane County
Restorical Research
Preliminary Site-Specific Analysis

This property has a documented history as an industrial and manufacturing facility going back to 1920. Historical insurance policies issued during operations at this property and through 1986 could help fund the multi-phase investigation and remediation work ahead under Wisconsin DNR oversight.

This property has been in continuous industrial use since the early 1920s, with documented operations including chemical manufacturing, oil wholesaling, welding and supply, truck equipment and body manufacturing, insecticide manufacturing, and water heater production spanning decades before 1986. Groundwater sampling has confirmed multiple exceedances of Wisconsin NR 140 Preventive Action Limits, including trichloroethylene (TCE) at more than five times the PAL, cis-1,2-dichloroethylene at more than four times the PAL, and polycyclic aromatic hydrocarbons such as benzo(b)fluoranthene at sixty times the PAL. The site is an active Wisconsin DNR Environmental Remediation Program case with a Site Investigation Work Plan approved and additional monitoring wells being installed, and residential properties are located less than 100 feet to the south. 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 Industrial & Manufacturing
LocationMadison, Dane County
Historical UseIndustrial & Manufacturing
Est. Operating Since1920
DNR ProgramEnvironmental Remediation Program
Contamination & Investigation
Site Assessment Summary
ContaminantsTrichloroethylene (TCE), cis-1,2-dichloroethylene (cis-1,2-DCE), and polycyclic aromatic hydrocarbons (PAHs including benzo(a)pyrene, benzo(b)fluoranthene, and chrysene) in groundwater
Regulatory ProgramWisconsin DNR — NR 700
BRRTS #02-13-596620

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.

Industrial operations at this property—including chemical manufacturing, oil wholesaling, insecticide production, and water heater manufacturing—span continuously from the early 1920s through and beyond 1986, placing decades of contaminating activity squarely within the pre-1986 coverage window. The ongoing site investigation under Wisconsin DNR's Environmental Remediation Program, installation of additional monitoring wells, groundwater remediation to address confirmed exceedances of NR 140 Preventive Action Limits for trichloroethylene, cis-1,2-dichloroethylene, and polycyclic aromatic hydrocarbons, and any protective measures required for the nearby residential properties represent substantial future costs that historical pre-1986 carriers 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.