The district may:
(1) control, store, preserve, and distribute the district's waters and flood waters and the waters of the district's rivers and streams for all useful purposes by all practicable means, including the construction, maintenance, and operation of all appropriate improvements, plants, works, and facilities, and the acquisition of water rights and all other properties, lands, tenements, easements, and rights necessary to the purpose of the organization of the district;
(2) process and store such waters and distribute those waters for municipal, domestic, irrigation, and industrial purposes, subject to Subchapters A through D, Chapter 11, and Subchapter B, Chapter 12, Water Code; and
(3) purchase or contract for the purchase of water or a water supply from any person.