Iowa Noname67 is a privately owned earth dam located in Crawford County, Iowa, near the city of Denison. Built in 1976 by the USDA NRCS, this dam serves multiple purposes including fire protection, stock watering, and as a small fish pond. With a height of 36 feet and a length of 265 feet, Iowa Noname67 has a storage capacity of 43 acre-feet and covers a surface area of 2.4 acres.

Managed by the Iowa Department of Natural Resources, Iowa Noname67 is regulated, permitted, inspected, and enforced by state agencies to ensure its safety and compliance with regulations. The dam has a low hazard potential and a moderate risk assessment rating. While the condition assessment is currently not rated, the dam is considered to meet guidelines for emergency action plans.

Situated along the TR-Boyer River, Iowa Noname67 is a key structure in the region's water resource management system. With its important role in providing water for various uses and its impact on the local ecosystem, this dam is a significant asset for climate and water resource enthusiasts interested in understanding the intersection of infrastructure and environmental conservation in Iowa.