Little Yellow 9 is a dam located in Juneau, Wisconsin, along the West Branch of the Little Yellow River. Built in 1963, this earth and gravity dam stands at a height of 9 feet and has a maximum storage capacity of 400 acre-feet. With a surface area of 60 acres and a drainage area of 10.2 square miles, Little Yellow 9 plays a crucial role in managing water resources in the region.

Despite being classified as having a low hazard potential, Little Yellow 9 is considered to have a very high risk due to its location and the surrounding conditions. The dam is regulated by the Wisconsin Department of Natural Resources, which oversees its permitting, inspection, and enforcement activities. While the dam's condition is currently not rated, its risk assessment places it at a high level of concern, warranting careful monitoring and management to ensure public safety and environmental protection.

As a key structure on the West Branch of the Little Yellow River, Little Yellow 9 serves a primary purpose that is classified as "other." With a controlled spillway and a maximum discharge capacity of 675 cubic feet per second, this dam plays a vital role in flood control and water supply management in the area. The dam's significance in water resource management, combined with its risk status, highlights the importance of ongoing monitoring and maintenance to safeguard the community and the environment.