COMPREHENSIVE STUDY OF THE SACRAMENTO RIVER, YOLO BYPASS, CALIFORNIA.

SEC. 209. COMPREHENSIVE STUDY OF THE SACRAMENTO RIVER, YOLO BYPASS, CALIFORNIA. (a) Comprehensive Study.—The Secretary shall conduct a comprehensive study of the Sacramento River in the vicinity of the Yolo Bypass System, California, to identify actions to be undertaken by the Secretary for the comprehensive management of the Yolo Bypass System for the purposes of flood risk management, ecosystem restoration, water supply, hydropower, and recreation. (b) Consultation and Use of Existing Data.— (1) Consultation.—In conducting the comprehensive study under subsection (a), the Secretary shall consult with the Governor of the State of California, applicable Federal, State, and local agencies, non-Federal interests, the Yolo Bypass and Cache Slough Partnership, and other stakeholders. (2) Use of existing data and prior studies.—To the maximum extent practicable and where appropriate, the Secretary may— (A) make use of existing data provided to the Secretary by the entities identified in paragraph (1); and (B) incorporate— (i) relevant information from prior studies and projects carried out by the Secretary within the study area; and (ii) the latest technical data and scientific approaches to changing hydrologic and climatic conditions. (c) Recommendations.— (1) In general.—In conducting the comprehensive study under subsection (a), the Secretary may develop a recommendation to Congress for— (A) the construction of a water resources development project; (B) the structural or operational modification of an existing water resources development project; (C) additional monitoring of, or adaptive management measures to carry out with respect to, existing water resources development projects, to respond to changing hydrologic and climatic conditions; or (D) geographic areas within the Yolo Bypass System for additional study by the Secretary. (2) Additional considerations.—Any feasibility study carried out pursuant to a recommendation under paragraph (1)(D) shall be considered to be a continuation of the comprehensive study authorized under subsection (a). (d) Completion of Study; Report to Congress.—Not later than 3 years after the date of enactment of this section, the Secretary shall submit to the Committee on Transportation and Infrastructure of the House of Representatives and the Committee on Environment and Public Works of the Senate a report detailing— (1) the results of the comprehensive study conducted under subsection (a), including any recommendations developed under subsection (c); (2) any additional, site-specific areas within the Yolo Bypass System where additional study for flood risk management or ecosystem restoration projects is recommended by the Secretary; and (3) any interim actions relating to existing water resources development projects undertaken by the Secretary during the study period. (e) Definitions.—In this section: (1) Yolo bypass system.—The term “Yolo Bypass System” means the system of weirs, levees, bypass structures, and other water resources development projects in California’s Sacramento River Valley, extending from the Fremont Weir near Woodland, California, to the Sacramento River near Rio Vista, California, authorized pursuant to section 2 of the Act of March 1, 1917 (chapter 144; 39 Stat. 949). (2) Yolo bypass and cache slough partnership.—The term “Yolo Bypass and Cache Slough Partnership” means the group of parties to the Yolo Bypass and Cache Slough Memorandum of Understanding, effective May 2016, regarding collaboration and cooperation in the Yolo Bypass and Cache Slough region.