The Des Moines-Waterworks Dam, located on the Raccoon River in Polk, Iowa, serves as a critical water supply infrastructure for the city of Des Moines. Built in 1923 with a primary purpose of water supply, the gravity dam stands at a height of 7 feet and has a storage capacity of 667 acre-feet. The dam's normal storage capacity is 327 acre-feet, serving as a vital resource for the surrounding community.

Owned and regulated by the Iowa Department of Natural Resources, the Des Moines-Waterworks Dam is inspected, permitted, and enforced by state agencies to ensure its structural integrity and functionality. While the dam has a low hazard potential, it is rated as moderate risk level (3), highlighting the importance of ongoing risk management measures. Despite not being currently rated for condition assessment, the dam continues to play a crucial role in providing safe and reliable water for the region.

In addition to its water supply function, the Des Moines-Waterworks Dam also offers recreational opportunities, making it a multifaceted resource for the community. With its historical significance, strategic location, and essential role in water management, the dam represents a vital asset for water resource and climate enthusiasts in the region.