Holste Dam, located in Cass County, Iowa, serves multiple purposes including fire protection, stock, and small fish pond management. Owned privately, this earth dam was completed in 1968 and stands at a height of 26 feet with a length of 512 feet. The dam has a storage capacity of 92 acre-feet, with a normal storage of 49 acre-feet and a drainage area of 0.3 square miles.

Managed by the Iowa Department of Natural Resources, Holste Dam is regulated and inspected by state authorities. With a low hazard potential and a moderate risk assessment, this structure plays a crucial role in water resource management in the region. Despite not having a current condition assessment, the dam remains operational and continues to provide essential services to the community.

The dam is situated on TR-Moore Creek, a tributary in the area, and is under the jurisdiction of the Kansas City District of the US Army Corps of Engineers. With its primary purpose being water management for various uses, Holste Dam stands as a testament to the importance of sustainable water resource management in the face of climate change challenges.