What changed in U.S. data centers in November 2025
November 2025: one headline number
The Atlas news log documents 2 source-dated entries in November 2025.
Selected documented entries, not a count of newly announced projects, operating buildings or all developments. Publication, review and scheduled event dates have different meanings.
Calculation: Count distinct entry IDs whose source publication date falls in this month and is no later than the snapshot date, with a retained source URL.
Snapshot as of October 29, 2026. This selected archive can be incomplete. It does not establish the number of facilities announced in this month.
Source-dated entries
Microsoft reports early site work for Alviso
· Microsoft Local
Microsoft describes earthmoving and soil treatment that began in fall 2025. The stated summer 2026 target for finishing site preparation is a forecast.
Meta announces a future data center campus in Beaver Dam
· Meta Data Centers
Meta names Beaver Dam for a planned campus and describes expected construction and operational jobs. Those figures remain company projections.
Updated . What changed: Dated source entries and the shown calculation for November 2025.