Cottonwood is a vital irrigation dam located in Lake County, Oregon, along Cottonwood Creek and its tributaries. Built in 1962, this earth dam stands at a height of 60 feet, providing essential water storage of 11,400 acre-feet for agricultural purposes. With a maximum discharge capacity of 2,800 cubic feet per second, Cottonwood plays a crucial role in managing water resources in the region.

Despite its age, Cottonwood is maintained in fair condition and undergoes regular inspections to ensure its structural integrity. With a hazard potential rated as high, it is imperative to monitor and address any potential risks associated with the dam. The dam is equipped with needle outlet gates and covers an area of 300 acres, serving as a key infrastructure for water management in the area.

Managed by the local government and regulated by the Oregon Water Resources Department, Cottonwood serves as a significant asset for irrigation in the region, supporting agricultural activities and water supply. Ensuring the continued effectiveness and safety of the dam is crucial for sustainable water resource management and climate resilience in the area.