Operational
Microsoft SAT40
Microsoft · San Antonio, United States
Microsoft SAT40 is a operational data center project in San Antonio, United States. This record brings together its location, estimated IT capacity, construction timeline, water-disclosure gaps and original sources.
Epoch AI · Checked 2026-09-15 · Owner confidence: confident
AI data center listed by Epoch AI.
Request water-use information →Estimated operating IT capacity
75 MW
Source observation: 2026-02-04
Site water use
Not yet verified
No site-level value published in this atlas
Local water stress
Not yet assessed
Regional context has not been added
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Project timeline
Source notes reproduced from Epoch AI. Future projections are excluded. Status may have changed since the latest observation.
Site has already been completed, with no more visible construction on any building.
Building 2 operational. No more construction on building, and surrounding roads are also complete.
Building 1 operational. Estimated 3 months out from February, when there was still construction equipment.
Land clearing begins for the site, specifically digging up a parking lot and making outlines for the buildings. Evident on Google Earth.
Location
15000 Lambda Drive, San Antonio, TX 78245
View the surrounding area ↗Sources & further reading
- Epoch AI — dataset and methodology ↗
- TDLR for SAT40 (Building 2) ↗
- TDLR for a set of three long buildings, which includes the first building we believe is for AI (Building 1) ↗
Dataset attribution: Epoch AI, CC BY.
Local context is still being researched
No independently reviewed permit summary or community report has been added here. This does not mean there are no permits, concerns or impacts.
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Frequently asked questions about Microsoft SAT40
Where is Microsoft SAT40?
Microsoft SAT40 is listed at 15000 Lambda Drive, San Antonio, TX 78245. The project is in San Antonio, United States.
How much power does Microsoft SAT40 use?
The latest source-backed estimate in this atlas is 75 MW of operating IT capacity, observed for 2026-02-04. This is an estimate of computing capacity, not metered annual electricity consumption.
How much water does Microsoft SAT40 use?
No verified site-level water withdrawal or consumption figure has been added to this atlas. A missing figure means the value is not verified here, not that the project uses no water.