Calero Reservoir, located in Sacramento, California, is a public utility dam with a primary purpose of water supply for irrigation, recreation, and general use. Completed in 1982, this earth dam stands at a height of 55 feet, with a hydraulic height of 52 feet, and a length of 2400 feet. The reservoir has a storage capacity of 2832 acre-feet and covers a surface area of 110 acres, drawing water from the Crevis Creek.

Managed by the California Department of Water Resources, Calero Reservoir is regulated, permitted, inspected, and enforced by state agencies to ensure its safety and compliance. Despite its high hazard potential, the dam's condition assessment in 2017 deemed it satisfactory. The emergency action plan for the dam was last revised in September 2020, indicating ongoing efforts to mitigate risks and ensure preparedness in case of emergencies. Overall, Calero Reservoir serves as a vital water resource in the region, highlighting the importance of proper management and maintenance in the face of changing climate patterns.