West Side Detention Dike No. 3, also known as Cahuilla, is a federal water resource structure located in Riverside, California. Constructed in 1970 by the Bureau of Reclamation, this earth dam stands at a height of 22 feet and serves primarily for irrigation purposes, with a storage capacity of 1300 acre-feet. The dam is associated with two other structures and is regulated by the Bureau of Reclamation, ensuring its safety and functionality.

Situated along the Whitewater River OS, West Side Detention Dike No. 3 plays a crucial role in managing water resources in the region. With a low hazard potential and moderate risk assessment, this dam provides a reliable source of water for irrigation and recreation activities. Although the condition assessment is not available, regular inspections by the Bureau of Reclamation help maintain the dam's integrity and ensure its continued operation.

Managed by the Bureau of Reclamation, West Side Detention Dike No. 3 demonstrates the importance of federal agencies in overseeing and maintaining critical water infrastructure. With its strategic location and purpose, this earth dam contributes to the sustainability of water resources in Riverside, California, showcasing the intersection of water management and climate resilience in the region.