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. Authorizes officers or employees of the United States, who are responsible for management of any part of the System, to assist such agencies. Authorizes the Secretary of the Army, acting through the Chief of Engineers, to provide for the engineering, design, and construction of a second lock at locks and dam 26, Mississippi River, Alton, Illinois and Missouri. Authorizes appropriations. Directs the Secretary to monitor traffic movements on the System to verify the need for future capacity…