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Original analysis from Spezia's own data and from filings, papers and official records: the data center build-out and the power behind it, who is paying, the rules, jobs, models and security. Every figure names its source and the day it was read.

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56%

of 1 GW+ projects are stuck mainly on power

Gigawatt data centers are 2.7 times as likely to be stuck on power

Power is the main thing holding back 56% of the 87 U.S. data center projects that plan 1 GW or more, against 21% of projects under 500 MW. That makes gigawatt campuses 2.7 times as likely to be stuck on power. Across all 285 GW in development, power is the main limit on 53% of the capacity. Equipment is the main limit on 1 of the 87 gigawatt projects.

Updated November 10, 2026

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