Belva-Deer Park Sediment Dam is a captivating water resource structure located in Keokuk County, Iowa, specifically in the city of Coppock. Built in 1974 by the USDA NRCS, this earth dam serves multiple purposes, including fire protection, stock, small fish pond, and recreation. It stands at a height of 29 feet and stretches 590 feet in length, with a storage capacity of 149 acre-feet and a surface area of 8.5 acres. The dam is situated on TR-German Creek and is regulated by the Iowa Department of Natural Resources, with state permitting, inspection, and enforcement in place.

The primary purpose of Belva-Deer Park Sediment Dam is for recreation, providing a serene and picturesque setting for visitors to enjoy nature and outdoor activities. Despite its low hazard potential, the dam is categorized as having a moderate risk level, indicating the need for ongoing risk management measures. While the condition of the dam is currently not rated, its design and construction by the Natural Resources Conservation Service ensure its stability and effectiveness in sediment control and water management. For water resource and climate enthusiasts, this dam serves as a valuable asset in preserving the health and integrity of the surrounding ecosystem.

Located in a scenic area along TR-German Creek, Belva-Deer Park Sediment Dam offers a unique blend of environmental conservation and recreational opportunities. With its earth structure and soil foundation, the dam represents a successful collaboration between local government and federal agencies to manage water resources effectively. Its presence not only contributes to fire protection and aquatic habitat preservation but also enhances the overall quality of life for residents and visitors alike. As a regulated and inspected facility, the dam serves as a model for responsible water infrastructure management in the state of Iowa, highlighting the importance of sustainable practices in maintaining a balanced ecosystem.