Located in Nevada County, California, Upper Feeley is a privately owned earth dam with a primary purpose of hydroelectric power generation. Completed in 1870, this historic structure stands at 23 feet in height and has a storage capacity of 739 acre-feet. The dam spans 210 feet in length and is situated on Fall Creek - Tr, with a drainage area of 0.4 square miles.

Maintained and regulated by the California Department of Water Resources and the Federal Energy Regulatory Commission, Upper Feeley has a low hazard potential and a moderate risk assessment rating. The dam features an uncontrolled spillway with a width of 32 feet and a maximum discharge capacity of 280 cubic feet per second. Despite its age, the condition assessment of Upper Feeley is not available, and the last inspection was conducted in August 2019.

With its scenic surroundings and historical significance, Upper Feeley serves as a vital component of the local water resource infrastructure, providing both hydroelectric power and water storage capabilities. As climate change continues to impact water resources, the maintenance and monitoring of dams like Upper Feeley are crucial to ensuring the safety and sustainability of our water supply in the face of evolving environmental challenges.