Finding an appropriate site for the Hoover Dam

The video discusses the construction and purpose of the Hoover Dam, initially built to control floods and provide irrigation and power. It covers the challenges in selecting a construction site, leading to the final choice of Black Canyon over Boulder Canyon. The dam was originally called Boulder Dam until 1947 when it was renamed Hoover Dam, despite political controversies surrounding the name.

What were the geological concerns that led to the change of the dam's construction site from Boulder Canyon to Black Canyon?

Why was the name of the dam changed from Boulder Dam to Hoover Dam in 1947?