Chart shows average levelized costs for power plants entering service in 2016, demonstrating the cost competitiveness of nuclear energy.AveragChart shows average levelized costs for power plants entering service in 2016, demonstrating the coChart shows average levelized costs for power plants entering service in 2016, demonstrating the cost competitiveness of nuclear energy.st competitiveness of nuclear energy.e Levelized Costs for Power Plants Entering Service in 2016