Environmental Due Diligence Informs Development Decision for a 200-Acre Data Center Site in Wisconsin

Data Center Feasibility & Permitting Strategy

West-Central Wisconsin

ECT supported a data center developer in evaluating a 200-acre site in Wisconsin, where potential water and permitting constraints presented significant challenges to project feasibility. ECT assembled a multidisciplinary team of experts to guide the client through complex environmental, regulatory, and infrastructure considerations, such as various crossings for roadways and power lines. The team conducted comprehensive due diligence, including wetland delineations, threatened and endangered species assessments, cultural resource surveys, and stormwater and wastewater feasibility evaluations.

As site data was collected, ECT identified critical stormwater management concerns, including mismatched culvert designs, armored ditches, and potential flooding risks associated with adjacent city-owned property. During the assessments, the city began constructing public amenities on portions of the land, creating an evolving site context that required adaptive analysis and real-time coordination. Recognizing limited opportunities for water discharge, ECT evaluated multiple water management strategies and conducted feasibility analyses for surface water discharge and water quality compliance. The firm also completed preliminary emissions calculations for up to 200 diesel-fired emergency generators capable of producing 400–580 megawatts, clarifying applicable air permitting requirements under Wisconsin Department of Natural Resources (WDNR) regulations.

Throughout the project, ECT engaged with regulatory agencies, including the U.S. Fish and Wildlife Service (USFWS), U.S. Army Corps of Engineers (USACE), and WDNR, to confirm permitting thresholds and interpretations. Through this proactive and consultative approach, ECT provided the client with a clear understanding of the site’s environmental and permitting risks. Ultimately, ECT’s findings empowered the client to make a strategic, well-informed development decision.

Client / Owner

Data Center Developer

Project Timeline

August 2025 to Present

Highlights

  • Wetland Delineations
  • Threatened & Endangered Species Assessments
  • Cultural Resource Survey
  • Wastewater Feasibility
  • Water Management Strategies
  • Air Permitting Strategies

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File Upload Section
You may upload up to a total of 10 MB for all of your files; if you need to upload more, please let us know and we will contact you directly.
You may include up to 3 files per upload button. Hold down the command key to select multiple files from the same folder.

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