Iowa Noname21 is a small earth dam located in Harrison County, Iowa, near the city of Battle Creek. Built in 1965 by the USDA NRCS, this dam serves multiple purposes including fire protection and providing water for stock or small fish ponds. With a height of 30 feet and a length of 465 feet, it has a storage capacity of 43 acre-feet and covers a surface area of 2.1 acres. The dam is regulated by the Iowa DNR and is subject to state permitting, inspection, and enforcement.

Despite its low hazard potential, Iowa Noname21 has a moderate risk assessment rating of 3. While the condition assessment is currently not rated, the dam is equipped with an uncontrolled spillway and is designed to handle maximum discharges effectively. The risk management measures and emergency action plans for this dam are not fully documented, highlighting the need for ongoing monitoring and maintenance to ensure the safety of the surrounding community and environment.

As water resource and climate enthusiasts, it is crucial to stay informed about the status and management of dams like Iowa Noname21 to mitigate potential risks and protect water resources. By understanding the purpose, design, and regulatory oversight of such structures, we can actively contribute to sustainable water management practices in our communities.