Missouri River Basin Governing Council Establishment Act of 1990

Missouri River Basin Governing Council Establishment Act of 1990 - Establishes the Missouri River Basin Governing Council. Modifies the general comprehensive plan for flood control and other purposes in the Missouri River Basin to require the Secretary of the Interior, after January 1, 1992, to operate the Missouri River mainstem system of dams in accordance with a master manual and an annual operating plan which has been approved by such Council.

Requires: (1) the Secretary to transmit on a timely basis such manual or plan to the Council and other interested persons; and (2) the Council to review each manual and plan submitted to ensure that each is consistent with the authorized purposes of of the Missouri River mainstem system of dams, to approve or require amendments to such manual or plan, and to provide an opportunity for public comment before approving such plan or requiring amendments.

Makes a provision of the Federal Advisory Committee Act, relating to the termination of advisory committees, inapplicable to the Council.