Beary Dam, in Lucas County, Iowa, is a privately-owned structure with a primary purpose of fire protection and serving as a stock or small fish pond. Built in 1990 by the USDA NRCS, this earth dam stands at a height of 33 feet and has a length of 280 feet, with a storage capacity of 25 acre-feet. Located on TR- CARRUTHERS CREEK, the dam is regulated by the Iowa DNR and undergoes state inspections and enforcement.

With a low hazard potential and a moderate risk assessment rating, Beary Dam plays a crucial role in water resource management and climate resilience in the region. Despite its uncontrolled spillway type, the dam is designed to serve its purpose effectively and safely. The surrounding area benefits from the dam's water storage capabilities, with a surface area of 1.7 acres and a drainage area of 0.08 square miles. As a key component of the local water infrastructure, Beary Dam contributes to the overall environmental and ecological health of the area.