High Noon Solar Project

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Towns of Leeds, Lowville, Arlington, and Hampden, Columbia County, Wisconsin

Docket ID: 9814-CE-100

High Noon Solar Energy Center, LLC (High Noon) is seeking approval to construct, install, and operate a 300 Megawatts (MW) solar energy generating facility in Columbia County. High Noon is also seeking approval to construct and operate a new Operations and Maintenance building, an on-site substation, a 165-MW Battery Energy Storage System (BESS) and a 1.9-mile long generation transmission tie line to connect the project to the existing electrical grid. In total, the project is anticipated to impact approximately 2,057 acres.

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Application Summary

Overview: High Noon Solar Energy LLC, an affiliate of Invenergy LLC, is seeking approval to construct a solar energy generating facility with a generating capacity of 300 MWac (megawatt alternating current) plus a 165 MW/660 MWh (megawatt hour) BESS. The entire Project Area that was evaluated is approximately 4,327 acres, of which, proposed arrays make up 1,928 acres, alternative arrays make up 847 acres, and an additional 129 acres are needed to host the BESS. Project components include solar panels, power conversion units, inverters, underground collector circuits and a 1.9-mile 345 kV high voltage gen-tie line.​

Applicant stated need: This project is proposed by an independent power producer High Noon Solar Energy, LLC, a wholly owned subsidiary of Invenergy Solar Development North America LLC. As such, the need for the project is not reviewed by the Commission.​

Estimated cost: This project is proposed by an independent power producer, and the Commission does not review the project cost. The cost to Wisconsin utilities, and ratepayers, would be reviewed when the power from the facility is purchased by Wisconsin utilities.

Project Location: The Towns of Leeds, Lowville, Arlington, and Hampden, in Columbia County, Wisconsin.

Proposed schedule: 

  • The application was submitted to the Commission in July of 2022. 
  • If approved, the anticipated construction schedule for this project would begin in May of 2024. The project is proposed to be completed and in service by December of 2025.
Statutory Review

The solar electric generation facility is a Type III​ action under Wis. Admin. Code § PSC 4.10(3). The battery energy storage system (BESS) is a Type II​ action under Wis. Admin. Code § PSC 4.10(2)​. ​The Commission will prepare an Environmental Assessment (EA) for this project that will evaluate the location of the project and its potential environmental, community, and private property impacts. There will be a preliminary determination when the EA is complete that will determine whether the preparation of an Environmental Impact Statement is necessary. Comments on this preliminary determination will be accepted and considered before a final determination is made. At the time of the preliminary determination, the Commission shall make copies of the EA available to those persons that request it.


Key Application Documents


Case Contacts and Additional Information

Access Docket 9814-CE-100 in the PSC Case Management System to view additional information.

Utilize the Staff Involved tab for contact details for PSC staff assigned to the docket, including the case coordinator and the environmental review coordinator.

Click the Documents tab for a complete list of docket documents categorized by document type.​

Access Docket 9814-CE-100

Opportunities for Public Participation

The Commission offers several opportunities for public participation in its proceedings. For construction projects, these opportunities may include providing input regarding the scope of environmental impact documents, attending public hearings sessions, and signing up for emails for updates related to a particular case.


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