Casitas is a federal water resource located in Ventura, California, managed by the Bureau of Reclamation. This dam was completed in 1959 and serves primarily for irrigation purposes, with additional functions for recreation and water supply. The earth dam stands at a height of 334 feet, with a hydraulic height of 279 feet, and has a storage capacity of 283,727 acre-feet, making it a critical water source for the region.

The reservoir, situated along Coyote Creek in Foster Park, covers an area of 2,720 acres and has a maximum discharge capacity of 7,400 cubic feet per second. Despite its high hazard potential, with a moderate risk assessment, the dam has undergone modifications in 2001 to enhance its foundation, seismic, and structural integrity. The Bureau of Reclamation is responsible for inspections, operations, and regulatory oversight, ensuring the safety and efficiency of Casitas in meeting the water demands of the surrounding area. For water resource and climate enthusiasts, Casitas represents an essential piece of California's water infrastructure, balancing agricultural needs with recreational opportunities and environmental considerations.