Folsom Powerhouse State Historic Park

Folsom Powerhouse State Historic Park is a fascinating historical site located 23 miles above Sacramento, California, preserving one of the first alternating current hydroelectric power stations in the United States, built in 1895. This park showcases the evolution of electricity generation, highlighting the transition from direct current to alternating current, which allowed for long-distance power transmission. Visitors can explore the impressive two-story brick and granite powerhouse, view original equipment, and learn about the innovative technology that made it possible to transmit electricity over 22 miles to Sacramento. Designated a National Historic Landmark in 1981, the park offers guided tours and interpretive exhibits that delve into the history and significance of hydroelectric power in America.