Upper Mississippi River System Management Act

[AI summary unavailable — showing source text] Upper Mississippi River System Management Act - Grants congressional approval of the Comprehensive Master Plan for the Management of the Upper Mississippi River System as a guide for future water policy on such system. Defines the Upper Mississippi River System as those river reaches having commercial navigation channels on certain rivers in Illinois, Minnesota, and Wisconsin. Grants congressional consent to Illinois, Iowa, Minnesota, Missouri, and Wisconsin (or any two or more of such States) to: (1) enter into agreements for cooperative effort and mutual assistance in the planning for the use, protection, growth, and development of the System; and (2) form agencies for effecting such agreements. Designates the Upper Mississippi River Basin Association or any such interstate agency as the caretaker of the Master Plan. Requires any recommended changes to the Master Plan to go through such association or agency for approval. Directs any officer or employee of the United States, who is responsible for management of any part of the System, to enter into cooperative agreements with such association or interstate agency to promote State participation in System management and development…