Upper Deadfish Impoundment in Carlton, Minnesota, is a water resource managed by the DOI BIA with a storage capacity of 375 acre-feet. The dam stands at a height of 15 feet and has an undetermined hazard potential. Despite being not regulated by the state, the impoundment serves an unknown primary purpose and lacks detailed information on its design and construction.

Located within the St. Paul District, Upper Deadfish Impoundment is currently assessed as not available for condition assessment, with its emergency action plan status and risk management measures remaining undisclosed. The impoundment's spillway width is listed as 0, indicating a potential need for further infrastructure or maintenance. While the structure is not under the jurisdiction of state agencies for inspection or enforcement, its risk assessment and inundation maps are yet to be prepared and updated.

With its unique name and intriguing characteristics, Upper Deadfish Impoundment presents an opportunity for water resource and climate enthusiasts to delve into the complexities of its management and potential environmental impact. The impoundment's undetermined hazard potential and lack of detailed information on its purpose and infrastructure warrant further investigation and research, making it a fascinating case study for those interested in water resource management and climate resilience.