Twitchell is a Federal-owned dam located in Santa Barbara, California, along the Cuyama River. Built in 1958 by the Bureau of Reclamation, this Earth-type dam serves primarily for flood risk reduction, irrigation, and other purposes. With a height of 241 feet and a storage capacity of 398,120 acre-feet, Twitchell plays a crucial role in managing water resources in the region.

The dam has a spillway width of 50 feet and a maximum discharge capacity of 26,350 cubic feet per second, highlighting its importance in flood control and water management. Despite its high hazard potential, the condition assessment of Twitchell is currently not available. With a risk assessment rating of moderate, the dam continues to be monitored and inspected regularly by the Bureau of Reclamation to ensure its safety and functionality in the face of changing climate conditions and water resource management challenges.

Twitchell's strategic location and significant storage capacity make it a key asset in California's water infrastructure, contributing to flood risk reduction and irrigation needs in the region. As climate change impacts water resources and infrastructure, ongoing monitoring and management of Twitchell will be essential to adapt to evolving challenges and ensure the sustainable use of water resources for the surrounding communities.