Westbrook Dam, located in Marion County, Oregon, is a private-owned structure that serves as a fish and wildlife pond. With a dam height of 25 feet and a storage capacity of 141.2 acre-feet, the primary purpose of the dam is to support the local ecosystem and provide a habitat for diverse aquatic species. This earth-type dam is regulated by the Oregon Water Resources Department, ensuring that it meets state requirements for safety and environmental protection.

Despite its low hazard potential, Westbrook Dam is inspected every 6 years to assess its condition and ensure its continued functionality. The dam features a slide (sluice gate) outlet gate and is situated on Weaver Gulch, which is a tributary of Miller Creek. The surrounding area is not densely populated, reducing the risk of significant damage in the event of a breach. Overall, Westbrook Dam plays a crucial role in supporting wildlife and maintaining ecological balance in the region.