Vacancies on the commission shall be filled, within thirty days, by appointment of the same official, or his or her successor, who appointed the prior holder of the position. Appointments to fill vacancies shall be for the unexpired term of the member whom the appointee succeeds. A vacancy or vacancies shall not impair the right of the remaining members to execute all of the powers of the board. (Ord. 4700-NS § 304, 1974)