EIA data shows U.S. power generation hit record 4,528 TWh in 2025
New figures cited from the U.S. Energy Information Administration show national electricity generation reached a record 4,528 terawatt-hours in 2025, with utility-scale capacity at 1,281 gigawatts plus about 60 gigawatts of rooftop solar. The lower-48 states also set a demand record of 759 gigawatts on July 29, 2025, while roughly 5% of power generated is lost as heat during transmission and distribution.