Explaining Hoover Dam’s history Kenny Slaught says that the radical structure was made during the American Great Depression period, between 1931 and 1936, costing the government $49 million dollars. Previously, the dam was named Boulder Dam, but was  called Hoover Dam eventually as a tribute to the then-President Herbert Hoover, who had made big contributions to the establishment of this great development. With 221 meters in height, 379 meters in length, and more than 35.000 cubic kilometers of full capacity, the gigantic structure could produce more than 4,2 billion kWh2 per year.

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