Nikkel Dam, located in Poweshiek County, Iowa, was completed in 1976 for multiple purposes including fire protection, stock watering, and small fish pond recreation. The dam, with a height of 27 feet and a length of 275 feet, has a storage capacity of 30 acre-feet and covers a surface area of 2.6 acres. It is regulated by the Iowa Department of Natural Resources and is considered to have a low hazard potential with a moderate risk assessment score of 3.

Owned and operated by a private entity, Nikkel Dam is designed and maintained by the USDA NRCS. The dam, built with earth materials and a soil foundation, stands along the TR-West Creek and serves as a vital water resource for the local community. With state permitting, inspection, and enforcement in place, the dam ensures the safety and sustainability of its surroundings. Although not rated for its condition assessment, Nikkel Dam continues to provide essential services while being mindful of potential risks and management measures.