Wohlers Dam, located in Crescent, Iowa, on TR-Potato Creek, was completed in 1961 by the USDA NRCS and serves multiple purposes including fire protection and providing a small fish pond. The dam is classified as an earth dam, with a height of 42 feet and a length of 600 feet. It has a storage capacity of 197 acre-feet and covers a surface area of 8 acres, serving a drainage area of 1.07 square miles.

Managed by a private entity, Wohlers Dam is regulated by the Iowa Department of Natural Resources, with state jurisdiction, permitting, inspection, and enforcement in place. The dam's hazard potential is rated as low, with a moderate risk assessment of 3. While the dam is currently in a condition not rated, it meets the necessary guidelines for emergency action preparedness, although specific details on emergency contacts and inundation maps are not provided in the data.

Located within the Rock Island District, Wohlers Dam plays a vital role in water resource management in the region, contributing to the overall ecosystem health and providing essential services to the local community. As water resource and climate enthusiasts, understanding the infrastructure and operational aspects of dams like Wohlers is crucial for ensuring their safety and sustainability in the face of changing environmental conditions.