Curated reference and analysis. Last full review: June 17, 2026
Verify all figures against ISO sources before relying on them for project decisions.
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Exhibit 2 · Project signal

Microsoft Mount Pleasant (Foxconn site)

Data Center · Under Construction
ISO/RTO:MISOConfidence:Medium
Status
Under Construction
State
WI
County
Racine
Nearest city
Mount Pleasant
Utility
American Transmission Co. / MISO (Wisconsin)
Developer / owner
Microsoft
Estimated load
900 MW
Estimated generation
Not disclosed
Reported capex (as cited)
~$7.3B total per state filings (~$3.3B spent on Project Fairwater plus ~$4B more pledged)
Announced
2025
Expected COD
Phased; Phase 1 ~400-450 MW; build-out approaching ~900 MW; projected up to ~3,300 MW by late 2027 across four buildings
Public summary
Microsoft data center development on the former Foxconn site in Mount Pleasant, Racine County, part of a broader Wisconsin investment across multiple facilities. Phase 1 ~400-450 MW; build-out approaching ~900 MW; projected up to ~3,300 MW by late 2027 across four buildings (as of 2026-05).
Grid relevance
Large-load growth in the upper Midwest within MISO's footprint, adding to the load MISO must serve as it works through queue reform and the EPR large-load process.
Last updated
2026-06-17
Sources