Stargate Port Washington / Lighthouse (Vantage Data Centers, Oracle and OpenAI; Port Washington, Wisconsin, US) was promised operations by 31 December 2028; at the end-of-August 2026 reading the public record evidences 0 MW of IT load against 902 MW announced or estimated. The book’s verdict: not yet due.
From The AI Compute Race. Read the book
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The ledger’s reading is the end of August 2026: the promises and the states as they stood then. Each row’s evidence carries its own date, printed on it.
- Evidence read
- Today
- Promised
The announcement
- Announced or estimated capacity (IT load)
- 902 MW
- Where the announcement was read
- epoch.ai
- When it was read
The promise
- Promised by
- What was promised
- operations
- Where the promise was read
- vantage-dc.com
At the close of the record
- Evidenced power (IT load), end of August 2026
- 0 MW
- Where the evidence was read
- not on file
- When it was read
- The book’s verdict
- Not yet due
The book’s note
Completion scheduled for 2028 (August 2026 compilation’s table of promised dates row 39; the August 2026 compilation beside Vantage’s announcement). 902 MW is Epoch’s estimate. The August 2026 compilation records 0 publicly verified and names no source for the zero.
Also
- Who is involved
- developer Vantage Data Centers
- operator Oracle
- tenant OpenAI
Filings that bear on it
- American Transmission Company LLC and ATC Management Inc., “Application for PSCW Certificate of Public Convenience and Necessity and WDNR Utility Permit, Ozaukee County Distribution Interconnection Project,” Public Service Commission of Wisconsin, Docket No. 137-CE-229, PSC REF 610442, with the cover letter dated 14 September 2026, PSC REF 610441, and the Commission’s docket opening memorandum of 24 September 2026, PSC REF 612628 American Transmission Company reapplied on 14 September 2026 for Wisconsin’s approval to build lines and substations serving Oracle’s cloud subsidiary at the Lighthouse data center in Port Washington, a request for “the full 1.3 GW of load” uninterrupted.
- Joint Petition for Reopening or Rehearing, in the Application of Wisconsin Electric Power Company for Approval of its Very Large Customer and Bespoke Resources Tariffs, Public Service Commission of Wisconsin docket 6630-TE-113, received 10 June 2026 Wisconsin Electric and two developers asked Wisconsin’s regulator on 10 June 2026 to reopen its very large customer tariff case, saying Oracle, rated BBB, fails its net worth and liquidity tests, and proposing lighter security below A-.
Campuses near it in the ledger
- Fairwater Wisconsin Wisconsin, US
- Stargate Shackelford / Frontier shares 3 parties
- Stargate Doña Ana / Project Jupiter shares 2 parties
- Stargate UAE shares 2 parties
- Stargate Michigan / The Barn shares 2 parties
- Stargate Abilene shares 2 parties
Questions about this campus
- Is Stargate Port Washington / Lighthouse energized?
- Stargate Port Washington / Lighthouse (Vantage Data Centers, Oracle and OpenAI; Port Washington, Wisconsin, US) was promised operations by 31 December 2028; at the end-of-August 2026 reading the public record evidences 0 MW of IT load against 902 MW announced or estimated. The book’s verdict: not yet due.
- When was Stargate Port Washington / Lighthouse promised to be energized?
- Stargate Port Washington / Lighthouse was promised operations by 31 December 2028.
- Who is building Stargate Port Washington / Lighthouse?
- Vantage Data Centers (developer), Oracle (operator), OpenAI (tenant).
How to cite this page
Dryburgh, Lee S. “Stargate Port Washington / Lighthouse.” In The AI Compute Race. DRYBURGH. https://dryburgh.com/vol1/ledger/stargate-port-washington-lighthouse (accessed 2026-11-01).
BibTeX
@misc{dryburgh-stargate-port-washington-lighthouse-2026,
author = {Dryburgh, Lee S.},
title = {{Stargate Port Washington / Lighthouse}},
howpublished = {In \emph{The AI Compute Race}, DRYBURGH},
year = {2026},
url = {https://dryburgh.com/vol1/ledger/stargate-port-washington-lighthouse},
note = {Accessed 2026-11-01}
}