The LBNL report estimates U.S. data centers used 192 TWh in 2024, or 4.7% of U.S. electricity.
Qualification: A modeled historical estimate for all data centers within the report’s scope, not AI workloads alone. Cryptocurrency mining is excluded.
Primary sources: https://www.energy.gov/documents/united-states-data-center-energy-usage-report-2025-update