Thomson Canal Dam, located in Duluth, Minnesota, is a key hydroelectric infrastructure built in 1907 and managed by the Federal Energy Regulatory Commission. With a height of 45 feet and a length of 3500 feet, this dam serves multiple purposes, including hydroelectric power generation and recreation. It has a storage capacity of 4352 acre-feet and covers a surface area of 375 acres, making it a significant water resource in the region.

The dam is situated on the St. Louis River and is regulated by the State of Minnesota, ensuring regular inspections and enforcement of safety measures. With a high hazard potential, the Thomson Canal Dam has a comprehensive Emergency Action Plan in place, although its condition assessment is currently not available. The dam is associated with 13 other structures in the area, showcasing its importance in water management and energy production for the community.

Managed by the St. Paul District of the US Army Corps of Engineers, the Thomson Canal Dam plays a crucial role in ensuring water resource sustainability and providing renewable energy to the region. For water resource and climate enthusiasts, this dam serves as a fascinating example of how infrastructure can be utilized for both environmental conservation and economic development. Its historic significance and ongoing maintenance highlight the importance of responsible water management practices in the face of changing climate patterns.