Pool No. 23, also known as Kelly Pool, is a fascinating water resource located in Thief River Falls, Minnesota. This federal-owned structure was completed in 1946 and serves a primary purpose that falls under the category of "Other." The dam associated with Pool No. 23 is of the Earth type, with a height of 8 feet and a length of 5500 feet.

Situated on the Mud River, Pool No. 23 has a maximum storage capacity of 1495 acre-feet and a normal storage capacity of 1145 acre-feet. Despite its low hazard potential and current "Not Rated" condition assessment, this water resource has not been inspected recently and lacks certain emergency preparedness measures. The structure is under the jurisdiction of the Omaha District of the US Army Corps of Engineers and is not regulated or permitted by the state.

For water resource and climate enthusiasts, Pool No. 23 presents an intriguing opportunity to explore the intersection of human-made structures and natural water systems. With its historical significance and potential for further research on its impact on the surrounding environment, this site offers a unique perspective on the management and utilization of water resources in the state of Minnesota.