Antelope Lake, located in Plumas County, California, is a state-owned reservoir with a primary purpose of water supply. Built in 1964, the earth dam stands at a height of 113 feet and has a maximum storage capacity of 22,566 acre-feet. The reservoir covers a surface area of 931 acres and is fed by the Indian Creek.

Managed by the California Department of Water Resources (DWR) and Safety of Dams, Antelope Lake is subject to state regulation, permitting, inspection, and enforcement. Despite being classified as having a high hazard potential, the dam's condition was last assessed as satisfactory in September 2017. The emergency action plan for the dam was last revised in December 2020, ensuring that necessary measures are in place in case of an emergency.

With its scenic location and recreational opportunities, Antelope Lake serves as a vital water resource for the region while also providing a venue for outdoor activities. The reservoir's role in water supply and recreation highlights the importance of maintaining its infrastructure to ensure the safety and sustainability of the surrounding communities and ecosystems in the face of changing climate conditions.