Barclay Dam, located in Poweshiek County, Iowa, was completed in 1966 by the USDA NRCS and serves multiple purposes including fire protection and as a small fish pond. Standing at a height of 25 feet and spanning 421 feet in length, the dam holds a storage capacity of 50 acre-feet with a normal storage level of 21 acre-feet. With a low hazard potential and a moderate risk assessment rating, the dam is under the regulatory jurisdiction of the Iowa DNR and undergoes regular inspections, permitting, and enforcement.

The dam, situated on TR-ROCK CREEK, is owned by a private entity and is designed to control water flow and prevent flooding in the area. Although the spillway type is uncontrolled, the dam has not experienced any significant modifications or incidents. Despite its relatively low hazard potential, the dam's risk assessment remains moderate, prompting the need for ongoing risk management measures and emergency preparedness planning. Overall, Barclay Dam represents a crucial infrastructure for water resource management and climate resilience in the region, safeguarding against potential hazards while also providing valuable benefits to the local community.