Quads: quadrillions of British thermal units
Petroleum and natural gas supplied 74% of the 94.6 quads
Electricity generation lost 19.2 of its 32.8 quads
Two thirds, 62.3 quads, ended as rejected energy
Source: LLNL 2026. Data is based on DOE/EIA SEDS (2026). https://flowcharts.llnl.gov/commodities/energy
Credit: Lawrence Livermore National Laboratory and the U.S. Department of Energy. 1 quad = 1015 Btu.