Sieren Dam, located in Keokuk, Iowa, was completed in 1977 and is primarily used for recreation purposes. Managed by a private owner, the dam stands at 23 feet high with a length of 430 feet, creating a reservoir with a storage capacity of 93 acre-feet. The dam is situated on TR-GERMAN CREEK and is regulated by the Iowa Department of Natural Resources.

With a surface area of 4.8 acres and serving multiple purposes such as fire protection, stock pond, and recreation, Sieren Dam plays a crucial role in water resource management. Despite its low hazard potential, the dam's condition assessment remains unrated, with its last inspection dating back to 1990. The risk assessment for the dam is moderate, emphasizing the need for ongoing risk management measures to ensure its safety and long-term functionality.

Water resource and climate enthusiasts will be intrigued by Sieren Dam's unique characteristics, including its earth dam type, uncontrolled spillway, and soil foundation. As a key feature in the Rock Island District, the dam contributes to the local watershed's ecological balance and provides a valuable recreational space for the community. Its location in Coppock, Iowa, further highlights its significance in the region's water infrastructure and invites exploration and appreciation for its role in sustaining the environment amidst changing climate patterns.