Iowa Noname27 is a private dam located in Louisa, Iowa, near the city of OAKVILLE. Built in 1966 by the USDA NRCS, this earth dam stands at a height of 34 feet and has a length of 276 feet, providing fire protection and serving as a water source for stock or small fish pond, as well as for recreational purposes. The dam has a storage capacity of 33 acre-feet, with a normal storage level of 23 acre-feet and a surface area of 2.4 acres.

Managed by the Iowa Department of Natural Resources, Iowa Noname27 is classified as a low hazard potential structure with a moderate risk level. Despite not being rated for its condition assessment, the dam is regularly inspected, permitted, and enforced by state regulatory agencies. While it has an uncontrolled spillway type, there are no outlet gates or locks associated with the structure. The dam is situated on TR-OTTER CREEK and falls under the jurisdiction of the Rock Island District of the US Army Corps of Engineers.

Water resource and climate enthusiasts will be intrigued by the intricate details of Iowa Noname27, from its construction history to its purpose and risk assessment. This dam serves as a vital component of the local ecosystem, providing essential water resources for various uses while also being subject to regulatory oversight to ensure public safety. With its location in a scenic area of Louisa, Iowa, the dam offers both practical benefits and recreational opportunities for the community, making it a key feature in the region's water infrastructure.