(a) The executive administrator shall prepare, develop, and formulate the state water plan and the Board shall adopt a state water plan pursuant to the schedule in Texas Water Code §16.051. The executive administrator shall identify the beginning of the 50-year planning period for the state and regional water plans. The executive administrator shall incorporate into the state water plan presented to the Board those regional water plans approved by the Board pursuant to Texas Water Code §16.053 and Chapter 357 of this title (relating to Regional Water Planning). The Board shall, not less than 30 days before adoption or amendment of the state water plan, publish notice in the             Texas Register            of its intent to adopt a state water plan and shall mail notice to each regional water planning group. The Board shall hold a hearing, after which it may adopt a water plan or amendments thereto.     
      (b) The state water plan shall include summaries for the state and from approved regional water plans, when available, which shall address, at a minimum, the following topics:      
        (1) Basis for planning, including sections on planning history, Texas water statutes, rules, regulations, and Texas' water supply institutions;       
        (2) Description of methods used for projecting future population and water demands for municipal and associated commercial and institutional uses, and projecting future water demands for manufacturing, irrigation, steam electric power generation, mining, and livestock water uses;       
        (3) Description of methods to address water quality problems related to water supply, to ensure public health, safety and welfare, to further economic growth, to protect agricultural and natural resources, to determine water supply availability, and to address drought response planning;       
        (4) Description of future conditions which shall, at a minimum, include:                  (A) Demands for water;                   (B) Supplies currently available;                   (C) Comparison of water demand and supply to identify surpluses or needs of water;                   (D) Social and economic impact of not meeting needs;                   (E) Recommended solutions to meet needs;                   (F) Needs for which no feasible water management strategy exists; and                   (G) Descriptions in subparagraphs (A) - (F) of this paragraph shall be presented for each county and basin by the major providers of water for municipal uses and for the following water use categories: municipal and associated commercial and institutional uses; manufacturing; irrigation; steam electric power generation; mining; and livestock;         
        (5) Consideration of recommendations of river and stream segments of unique ecological value and sites of unique value for construction of reservoirs to the legislature for potential protection;       
        (6) Regulatory, administrative, and legislative recommendations that the Board believes are needed and desirable to facilitate the orderly development, management, and conservation of water resources, to facilitate more voluntary water transfers, and the preparation for and response to drought conditions in order that sufficient water will be available at a reasonable cost to ensure public health, safety and welfare, further economic development, and protect the agricultural and natural resources of the entire state;       
        (7) The progress in meeting future water needs, including an evaluation of implementation of all water management strategies and projects that were recommended in the previous state water plan and projects funded by the Board;       
        (8) Current and planned preparations for, and responses to, drought conditions in the state to be used in the development of the state's drought preparedness plan by the Drought Preparedness Council; and       
        (9) With respect to projects included in the preceding state water plan that were given a high priority by the board for purposes of providing financial assistance under Texas Water Code, Chapter 15, Subchapter G:                  (A) An assessment of the extent to which the projects were implemented in the decade in which they were needed; and                   (B) An analysis of any impediments to the implementation of any projects that were not implemented in the decade in which they were needed.         
     Source Note:        The provisions of this §358.4 adopted to be effective August 12, 2012, 37 TexReg 5812; amended to be effective February 14, 2018, 43 TexReg 777; amended to be effective May 1, 2022, 47 TexReg 2547