II 116th CONGRESS 1st Session S. 1057 IN THE SENATE OF THE UNITED STATES April 8, 2019 Ms. McSally (for herself, Ms. Cortez Masto , Mr. Barrasso , Mrs. Feinstein , Mr. Gardner , Mr. Romney , Ms. Sinema , Mr. Lee , Mr. Enzi , Ms. Rosen , Mr. Bennet , Mr. Udall , Mr. Heinrich , and Ms. Harris ) introduced the following bill; which was read twice, considered, read the third time, and passed A BILL To direct the Secretary of the Interior to execute and carry out agreements concerning Colorado River Drought Contingency Management and Operations, and for other purposes.

1. Short title This Act may be cited as the Colorado River Drought Contingency Plan Authorization Act . 2. Colorado River Basin drought contingency plans (a) In general Notwithstanding any other provision of law expressly addressing the operation of the applicable Colorado River System reservoirs, immediately upon execution of the March 19, 2019, versions of the Agreement Concerning Colorado River Drought Contingency Management and Operations and the agreements attached thereto as Attachments A1, A2, and B, by all of the non-Federal parties thereto, the Secretary of the Interior shall, without delay, execute such agreements, and is directed and authorized to carry out the provisions of such agreements and operate applicable Colorado River System reservoirs accordingly. (b) Effect Nothing in this section shall— (1) be construed or interpreted as precedent for the litigation of, or as altering, affecting, or being deemed as a congressional determination regarding, the water rights of the United States, any Indian Tribe, band, or community, any State or political subdivision or district of a State, or any person; or (2) exempt the implementation of such agreements and the operation of applicable Colorado River System reservoirs from any requirements of applicable Federal environmental laws.