Nuclear power in Switzerland

Nuclear power in Switzerland is generated by three nuclear power plants, with a total of four operational reactors (see list below). Since 1985, nuclear power has been contributing approximately 40% of Switzerland's electrical energy. In 2022, it produced 23 terawatt-hours (TWh) of electricity, and accounted for 37% of the nation's gross electricity generation of 62 TWh, while 55% was produced by hydroelectric plants and 8% came from conventional thermal power stations and non-hydro renewable energy sources.

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