The latest State Energy Data System report from the Energy Information Administration indicated Texas has the greatest energy consumption in 2015 by far with 13 quadrillion Btu, or 13 percent of total U.S. energy consumption.
Texas has consumed the most energy in the nation every year since 1960, the earliest year for which EIA has data. California came in second with eight quadrillion Btu, or eight percent of total energy use. Louisiana, Florida and Illinois rounded out the top five, which together account for more than one-third of total energy use.
