(a) The board consists of seven directors appointed as follows:
(1) three directors appointed by the Commissioners Court of Dallam County;
(2) three directors appointed by the Commissioners Court of Hartley County; and
(3) one director jointly appointed by the six directors appointed under Subdivisions (1) and (2).
(b) The directors shall make an appointment under Subsection (a)(3) not later than the 20th day after the date the last director is appointed under Subsection (a)(1) or (2).
(c) A successor director is appointed in the same manner as the initial director.
(d) Directors serve staggered two-year terms.