Microsoft Fairwater Mount Pleasant Phase 2 expansion
Mount Pleasant, Racine County, WI
Microsoft Fairwater Mount Pleasant Phase 2 expansion is under construction in Mount Pleasant, WI. Reported capacity is 338 MW with an estimated investment of $4 billion. Microsoft's first Fairwater AI data center in Mount Pleasant came online in 2026; a second $4B phase (total ~$7.3-7.7B) is under construction and the village approved up to 15 additional data center buildings in August 2026. Not previously in the database (only the dropped Caledonia and Kenosha sites were). (Source dated 2026-06-23.).
- 338 MWPlanned capacity
Project status
- Announced
- Permitting
- Under construction
- Operational
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Records and documentation
Wisconsin state legislation
- AB93 - Water resources reporting before data center business licenseRequires data center operators to report expected water use to water suppliers before applying for a business license.Download
- AB722 - Large energy customer fees and data center building requirementsSets large energy customer fees, renewable resource tariff, building requirements, water usage, and required pay rate on data center projects.Download
- SB729 - Large energy customer fees (Senate companion of AB722)Senate companion setting large energy customer fees, renewable tariff, building requirements, water usage, and pay rate for data centers.Download
- SB1061 - Moratorium on data centersEstablishes a moratorium on new data centers.Download
- SB843 - Certain requirements related to data centers.Description comingDownload
- AB840 - Certain requirements related to data centers.Description comingDownload
- AB1099 - Moratorium on data centers.Description comingDownload
Site details
- Operator
- Microsoft
- County
- Racine County, WI
- Capacity
- 338 MW
- Address
- Mount Pleasant, WI
- Stage
- Under construction
Size: not on file
Map
Photos
Aerial imageryAerial imagery: USGS The National Map (public domain)
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