Eddy Dam, located in Appanoose County, Iowa, is a private earth dam constructed in 1991 by the USDA NRCS for fire protection, stock, or small fish pond purposes. This dam stands at a height of 33 feet and spans 357 feet in length, with a storage capacity of 25 acre-feet. Situated on TR- Cooper Creek, Eddy Dam is regulated by the Iowa Department of Natural Resources and undergoes regular inspections to ensure its structural integrity.

Despite being classified as a low hazard potential structure, Eddy Dam poses a moderate risk, as indicated by a risk assessment rating of 3. While the dam is not currently rated for its condition, it meets state permitting, inspection, and enforcement requirements. The dam's spillway type is uncontrolled, with a surface area of 2 acres and a drainage area of 0.04 square miles. Overall, Eddy Dam serves as a vital resource for water management in the region, highlighting the importance of sustainable infrastructure for safeguarding against potential climate-related challenges.