Rath Dam, located in Denison, Iowa, serves multiple purposes including fire protection, stock, and small fish pond. Built in 1977 by USDA NRCS, this privately owned earth dam stands at a height of 36 feet with a length of 440 feet. The dam has a storage capacity of 105 acre-feet and covers a surface area of 5.4 acres, with a drainage area of 0.45 square miles.

Managed by the Iowa Department of Natural Resources, Rath Dam is regulated, permitted, inspected, and enforced to ensure its safety and compliance with state regulations. With a low hazard potential and a moderate risk assessment rating of 3, the dam is considered to be in good condition, although it has not been officially rated. The dam features an uncontrolled spillway and is designed to mitigate potential risks and manage water resources effectively in the region.

Water resource and climate enthusiasts will appreciate Rath Dam for its contribution to local water management and conservation efforts. With its strategic location on the TR-East Boyer River, the dam plays a crucial role in providing water for various purposes while minimizing potential risks. As a well-maintained structure with state-of-the-art design by the USDA NRCS, Rath Dam stands as a testament to effective water resource management and environmental stewardship in the Crawford County area of Iowa.