How has the hoover dam changed since 1930?

Since its completion in 1936, the Hoover Dam has undergone several changes and upgrades to enhance its functionality and safety. Key improvements include the installation of new turbines and generators to increase electricity production, as well as advancements in maintenance and monitoring technology. Environmental considerations have also led to initiatives aimed at preserving the surrounding ecosystem and managing water resources more sustainably. Overall, while the dam's structure remains largely the same, its operational capabilities have evolved significantly.