(a) The board consists of 12 directors elected as follows:
(1) two directors elected at large from Goliad County;
(2) two directors elected at large from Karnes County;
(3) two directors elected at large from Wilson County;
(4) two directors elected at large from Bexar County; and
(5) one director elected from each single-member district representing the four county commissioner precincts in Bexar County.
(b) Directors serve staggered four-year terms. An elected director's term begins January 1 following the date of the director's election.
(c) A director must:
(1) be at least 21 years of age;
(2) reside within the authority;
(3) reside in the county from which the director is elected or appointed; and
(4) possess the qualifications of a juror.
(d) A director elected from a single-member district must reside in the district from which the director is elected.