Meadow Valley Spillway 3, located in Juneau, Wisconsin, is a state-owned earth dam completed in 1938 with a primary purpose of recreation. Standing at a height of 9 feet and a length of 23,000 feet, the dam has a storage capacity of 1,000 acre-feet and a normal storage of 300 acre-feet, serving the Beaver Creek Drainage Ditch. The spillway type is controlled with a hydraulic height of 6 feet, allowing for a maximum discharge of 430 cubic feet per second.

Despite being rated as having a low hazard potential, Meadow Valley Spillway 3 is considered to have a very high risk, with a risk assessment ranking of 1. The last inspection took place in September 2011 with a scheduled inspection frequency of 10 years. The emergency action plan (EAP) status is not specified, and the condition assessment is listed as "Not Rated." While the risk management measures and inundation maps are not detailed, the dam is regulated, inspected, and enforced by the Wisconsin Department of Natural Resources (WIDNR) to ensure public safety and water resource management in the area.

Overall, Meadow Valley Spillway 3 serves as a vital component in the recreational infrastructure of Wisconsin, providing water storage and flood control measures for the Beaver Creek Drainage Ditch. With its historical significance dating back to the late 1930s, the dam continues to play a crucial role in water resource management and climate resilience efforts in the region. As climate change impacts become more pronounced, the maintenance and monitoring of Meadow Valley Spillway 3 will be essential to safeguarding the surrounding communities and ecosystems from potential risks and hazards.