Nuclear power plants' net summer capacity in the U.S. 1975-2021

In 2021, the net summer capacity of nuclear power plants in the United States stood at around 95.5 terawatts. This is the lowest figure recorded in three decades. Likewise, the number of operable nuclear power reactors in the U.S. has decreased during the same period.
According to the source, the term net summer capacity describes the steady hourly output that generating equipment is expected to supply to system load - excluding auxiliary power - as demonstrated by test at the time of summer peak demand.