United States   The United States has the highest number of nuclear power plants, with 93 reactors spread across various states.

France   France relies heavily on nuclear power and has 56 reactors, making it the country with the second-highest number of nuclear power plants.

China    China has been rapidly expanding its nuclear power program and has 50 reactors in operation, with several more under construction.

Japan   Despite the Fukushima nuclear disaster in 2011, Japan still has 6 reactors in operation, but many others remain shut down.

Russia   Russia has 38 reactors in operation, and nuclear power plays a significant role in its energy mix.

South Korea   South Korea operates 25 reactors and has plans to expand its nuclear power capacity in the coming years.

India   India has 24 reactors in operation, with plans for significant expansion to meet its growing energy demands.

Canada   Canada relies on nuclear power for a significant portion of its electricity generation, with 19 reactors in operation.

Germany   Germany has been phasing out nuclear power since the Fukushima disaster, but it still operates 6 reactors.

Ukraine   Ukraine has 4 reactors in operation, including the Chornobyl nuclear power plant, which experienced a catastrophic accident in 1986.