Bierce Dam, located in Clarke County, Iowa, is a privately owned Earth-type dam designed by the USDA NRCS and completed in 1989. The dam serves multiple purposes including fire protection and the creation of a stock or small fish pond, with a storage capacity of 82 acre-feet and a surface area of 6 acres. The dam spans 360 feet in length and stands at a height of 27 feet, with a soil foundation supporting its structure.

Despite its low hazard potential and moderate risk assessment, Bierce Dam is regulated and inspected by the Iowa Department of Natural Resources to ensure its safety and compliance with state regulations. The dam is equipped with an uncontrolled spillway and is situated on the TR- East Long Creek, providing essential water resources for the surrounding area. With a primary focus on fire protection and recreational use, Bierce Dam plays a crucial role in the local ecosystem and water management efforts in the region.

As a key feature in the local landscape, Bierce Dam serves as a valuable asset for water resource and climate enthusiasts. With its strategic location and design, the dam not only provides essential water storage and flood control capabilities but also offers recreational opportunities for the community. Managed by a private entity and supported by state regulatory agencies, Bierce Dam stands as a testament to the importance of sustainable water infrastructure in safeguarding the environment and supporting local needs.