Lake Alta, located in Placer County, California, is a captivating water resource nestled in the picturesque city of Folsom. Managed by the local government, this reservoir serves multiple purposes including hydroelectric power generation, irrigation, and water supply. The dam, completed in 1862, stands at a height of 22 feet and has a storage capacity of 270 acre-feet, making it a vital component of the region's water infrastructure.

With a surface area of 23 acres and a drainage area of 0.08 square miles, Lake Alta plays a crucial role in regulating the flow of the Truckee North Fork American River. The dam's hazard potential is classified as high, yet its current condition is assessed as fair. Regular inspections are conducted to ensure the dam's safety and integrity, with the most recent assessment dated back to September 2017. In the event of an emergency, the reservoir's Emergency Action Plan is prepared and regularly reviewed to meet safety guidelines.

Water and climate enthusiasts will find Lake Alta to be a fascinating example of sustainable water management in California. Its historical significance, combined with its essential role in providing water resources for the region, underscores the importance of responsible stewardship and maintenance of this vital infrastructure. As climate change continues to impact water resources, Lake Alta stands as a testament to the resilience and adaptability of water systems in the face of evolving environmental challenges.