Penrose Dam, located in Maquoketa, Iowa, is a private dam designed by the USDA NRCS with a primary purpose of providing fire protection, stock, or small fish pond. Completed in 1989, this Earth-type dam stands at a height of 28 feet and has a length of 200 feet. It has a storage capacity of 39 acre-feet, with a normal storage of 12 acre-feet and a surface area of 2 acres.

The dam, situated on TR- RACCOON CREEK, is regulated by the Iowa DNR and undergoes state permitting, inspection, and enforcement. With a low hazard potential and a moderate risk assessment rating, Penrose Dam has not been rated for its condition assessment. Although it does not have an Emergency Action Plan (EAP) in place, the dam meets guidelines and is equipped with appropriate risk management measures.

Overall, Penrose Dam serves as a crucial water resource infrastructure for fire protection and wildlife support in the area. Its presence contributes to the management of water resources in the region while also highlighting the importance of maintaining and monitoring dams for safety and environmental sustainability.