Iowa Noname75 is a privately owned dam located in Union County, Iowa, with a primary purpose of fire protection, stock, and small fish pond. Constructed in 1977 by the USDA NRCS, this earth dam stands at a height of 36 feet and has a length of 680 feet. With a storage capacity of 311 acre-feet and a surface area of 16.5 acres, the dam serves the surrounding area for recreational purposes as well.

Managed by the Iowa Department of Natural Resources, Iowa Noname75 is regulated, permitted, inspected, and enforced by state authorities to ensure its safety and compliance with regulations. The dam poses a low hazard potential and has a moderate risk assessment rating of 3, indicating a need for risk management measures to mitigate potential risks. Although the condition of the dam is currently not rated, regular inspections and maintenance are crucial to ensure its continued safety and functionality.

The dam is situated along TR-Three Mile Creek in Talmage, Iowa, under the jurisdiction of the Rock Island District. With its critical role in providing water resources for fire protection, stock, and recreation, Iowa Noname75 serves as an important infrastructure for the local community and underscores the significance of proper dam management and maintenance in mitigating risks and ensuring public safety.