(a) The watermaster for the South Texas Watermaster Program shall serve as the watermaster for the program.
(b) The watermaster shall appoint a deputy watermaster, who must reside in the area described by Section 11.553.
(c) The watermaster or deputy watermaster may not be:
(1) a water right holder in the river basin or segment of the river basin under the program's jurisdiction;
(2) a purchaser of water from a water right holder in the river basin or segment of the river basin under the program's jurisdiction; or
(3) a landowner of any land adjacent to the river or segment of the river under the program's jurisdiction.