Bonaparte Lake Dam, located in Okanogan, Washington, was completed in 1957 and serves primarily for recreational purposes. The dam, standing at a height of 9 feet with a length of 180 feet, holds a maximum storage capacity of 995 acre-feet and a normal storage capacity of 535 acre-feet. Situated on Bonaparte Creek, the dam is regulated by the Washington Department of Ecology and undergoes periodic inspections to ensure its safety and compliance with state regulations.

Although classified as having a low hazard potential, the condition assessment of Bonaparte Lake Dam is currently not rated. The last recorded inspection took place in June 1971, highlighting the need for updated evaluations to determine the dam's current state. Despite its age, the dam remains in operation and continues to provide essential irrigation and recreational benefits to the surrounding area. With its stone core and soil foundation, Bonaparte Lake Dam stands as a testament to the engineering prowess of its time.

As a significant feature within Congressional District 04, Washington, Bonaparte Lake Dam falls under the jurisdiction of Dan Newhouse (R) and the Seattle District of the US Army Corps of Engineers. Given its location and historical significance, the dam attracts water resource and climate enthusiasts seeking to explore the intersection of human intervention and natural ecosystems. With its tranquil surroundings and vital role in water management, Bonaparte Lake Dam serves as a focal point for understanding the delicate balance between environmental conservation and human development.