Francois Dam, located in Manchester, Iowa, is a privately owned earth dam completed in 1998 with a primary purpose of providing fire protection and serving as a stock or small fish pond. The dam has a height of 15 feet and a length of 2130 feet, with a storage capacity of 322 acre-feet and a normal storage capacity of 100 acre-feet. It is regulated by the Iowa Department of Natural Resources and is inspected, permitted, and enforced by state agencies to ensure its safety and compliance.

The dam is situated on TR- Coffins Creek and has a drainage area of 1.23 square miles. It has a low hazard potential and is considered to have a moderate risk level. The spillway type is uncontrolled, with a spillway width of 0 feet. Despite being structurally sound and not currently rated, the dam does not have an emergency action plan in place, making it crucial for risk management measures to be established in case of any potential emergencies. Overall, Francois Dam serves as an essential water resource for fire protection and aquatic life in the Delaware County area.