What is the latest status of the project “Alliant Energy Battery Storage Projects”?

The status recorded for “Alliant Energy Battery Storage Projects” is Awarded.

Who are the main government, EPC, and private stakeholders for “Alliant Energy Battery Storage Projects”?

Taiyo maps the stakeholders of “Alliant Energy Battery Storage Projects”: EPCs/contractors (FlexGen), banks/investors (Alliant Energy).

Where can I verify the source and access all details for “Alliant Energy Battery Storage Projects”?

This Taiyo project page references PV Tech along with the original URL (https://www.pv-tech.org/approval-for-utility-alliant-energys-battery-storage-additions-to-wisconsin-solar-pv-plants/). Taiyo standardizes official data into a consistent, searchable project profile.

Alliant Energy Battery Storage Projects

Sector: Solar • Location: Potosi and Saratoga, Wisconsin, United States

Source: PV Tech

Project

Awarded

Alliant Energy's plans to build two large-scale battery storage projects to pair with solar PV plants in Wisconsin have been approved by regulators. The projects include a 100MW battery storage system integrated with the Grant County Solar Project and a 75MW system with the Wood County Solar Project.

Status: Closed
Sector: Solar, Energy Storage, Power Transmission, Power Generation (CCGT)
Location: Potosi and Saratoga, Wisconsin, United States of America
Updated: 22 Jul 2026
Source: PV Tech

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Project Information

4 Q

The project “Alliant Energy Battery Storage Projects” is an infrastructure initiative in the Solar sector, located in Potosi and Saratoga, Wisconsin, United States. Taiyo aggregates data on it from PV Tech.

Participants

Company

Status

Original status	Awarded
Taiyo status	Closed
Taiyo last update	2026-07-22

Contact

Not available for this record.

Description

Description	Alliant Energy's plans to build two large-scale battery storage projects to pair with solar PV plants in Wisconsin have been approved by regulators. The projects include a 100MW battery storage system integrated with the Grant County Solar Project and a 75MW system with the Wood County Solar Project.
Original sector	Energy

Location

Country	United States of America (USA)
State	Wisconsin
City	Potosi and Saratoga

Source

Source	PV Tech
URL

More Details

Record type	Project
Sector	Solar, Energy Storage, Power Transmission, Power Generation (CCGT)
Article published date	2025-03-20

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