Stargate Lighthouse Campus
Vantage Data Centers is building a 902 MW data center in Ozaukee County, Wisconsin (under construction). 2 sources report this facility in the Kapwork Grow tracker.
- Capacity
- 902 MW
- Investment
- $15B
- Site
- 672 acres
- Reported jobs
- 1,000
Who's on this build
Named in the cited sources. No source reports who builds it.
- Other Vantage Data Centers builds
Operator
Vantage Data Centers
Utility
We Energies (WEC Energy Group)
Timeline
Dates as reported. Not a bid calendar. A planned date is not evidence that work occurred.
- Today
Under construction
Last material change Sep 24, 2026.
- 9 mo ago
Construction start
- last year
Announced
Reported updates without an event date
Reported for 2025-12.
Event date: Not reported · First observed: Not reported
Reported for 2025.
Event date: Not reported · First observed: Not reported
Record quality
- Datasets
- 2, figures differ
- Location
- Site footprint confirmed
- Summary
- From published records
- Source as of
- Last material change
Site and infrastructure
CA Compute AtlasEPA EPA facility registryKW Kapwork Grow tracker record
Status
- Operator
- Vantage Data Centers
- Stage
- Under construction
- Facility type
- AI data center
Scale
- Reported capacity
- 902 MW
- Reported investment
- $15B
- Site area
- 672 acres
- Reported jobs
- 1,000
Reported dates
- Announced
- 2025
- Construction start reported
- 2025-12
Site
- City
- Port Washington
- County
- Ozaukee
- State
- Wisconsin
- Location precision
- Site footprint confirmed
- Community response
- Local opposition reported
Power and cooling
- Utility
- We Energies (WEC Energy Group)
- Power source
- Mixed sources
- Cooling
- Closed loop
- AI workload
- Confirmed AI or machine-learning workload
Permits and public records
- EPA air permit
- Synthetic Minor Emissions
- EPA compliance status
- No Violation Identified
- Incentives reported
- Tax Incremental District No. 5 (TID 5; ~$458.6M projected expenditure, mostly developer-reimbursement) (Port Washington, Wisconsin) $458,000,000
Sources, method and limits
Show 13 sourcesHide
What each source reports
| Dataset | Reported name | Reported status | Reported MW |
|---|---|---|---|
| Compute Atlas | Stargate Lighthouse Campus | Under construction | 902 MW |
| EPA ECHO | Vantage WI-1 | Operating | Not reported |
Sources and evidence
- CACompute Atlas facility record (Kubiak, E., 2026, CC BY 4.0)As of: Sep 13, 2026 · Record: stargate-port-washington-wi
- CAVantage Data Centers (cited by Compute Atlas)As of: Aug 4, 2026
- CAData Center Knowledge (cited by Compute Atlas)As of: Jul 5, 2026
- CAConstruction Dive (cited by Compute Atlas)As of: Jul 6, 2026
- CAWisconsin Watch (cited by Compute Atlas)As of: Jul 6, 2026
- CAWisconsin Public Radio (cited by Compute Atlas)As of: Jul 6, 2026
- CABizTimes Milwaukee (cited by Compute Atlas)As of: Aug 4, 2026
- CAWisconsin Public Radio (cited by Compute Atlas)As of: Sep 10, 2026
- CAThe Daily Reporter (cited by Compute Atlas)As of: Sep 10, 2026
- CAWisconsin Public Radio (cited by Compute Atlas)As of: Sep 10, 2026
- CAWisconsin Department of Revenue (cited by Compute Atlas)As of: Sep 13, 2026
- CAOpenStreetMap contributors (cited by Compute Atlas)As of: Sep 13, 2026
- EPAEPA Facility Registry (ECHO) record (US government, public domain)As of: Sep 24, 2026 · Record: 110072219887
- KWKapwork Grow tracker record, merged from the sources listed here (free account)As of: Sep 23, 2026 · Record: 164749664716033
Limitations and interpretation
- This record is the Kapwork Grow tracker's merged view of a facility, from the tracker snapshot built 2026-09-23. Facts tagged KW are the tracker's resolved values; the per-source rows it was merged from are listed under Sources and on the tracker record.
- Sources on this record: Compute Atlas: Kubiak, E. (2026). Compute Atlas [Data set]. https://doi.org/10.5281/zenodo.22284476 (CC BY 4.0) · US EPA Facility Registry Service via ECHO (public domain). Every source is licensed for commercial use with attribution.
- An announced or permitted build is not a contract, an open bid or a purchase order.
- Capacity figures are as reported by the cited sources and may describe planned rather than energised capacity.
Cite or correct this record
Kapwork Grow, “Stargate Lighthouse Campus”, https://kapwork.com/grow/directory/datacenters/stargate-lighthouse-campus-wi-dc_95d6c53e0501, materially updated Sep 24, 2026.
Report an error in this record and we will check it against the cited sources.
An announced or permitted build is not a contract, an open bid or a purchase order. Capacity and dates are as reported by the cited sources. “Not reported” means missing information, not zero. Completed and withdrawn records can remain available as historical records.
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