(b) If the Metro-East District is created by more than one county, each county that elects to join the District shall be represented by a certain number of board members. The board members shall be distributed from the counties electing to join the District as follows: (1) The chief executive officer, with the advice and consent of the county board, of St. Clair county shall appoint 2 members and the minority members of the county board, with the advice and consent of the county board, shall appoint one member. (2) The chief executive officer, with the advice and consent of the county board, of Madison County shall appoint 2 members and the minority members of the county board, with the advice and consent of the county board, shall appoint one member. (3) The chief executive officer, with the advice and consent of the county board, of Clinton County shall appoint one member. (4) The chief executive officer, with the advice and consent of the county board, of Jersey County shall appoint one member. (5) The chief executive officer, with the advice and consent of the county board, of Monroe County shall appoint one member. (6) The chief executive officer, with the advice and consent of the county board, of Macoupin County shall appoint one member. The board members shall serve 3-year terms, except that board members first appointed shall be appointed to serve terms of one, 2, or 3 years as determined by lot, provided that board members from counties eligible to appoint more than one member may not serve identical initial terms. On the expiration of the initial terms of appointment and on the expiration of any subsequent term, the resulting vacancy shall be filled in the same manner as the original appointment. Board members shall serve until their successors are appointed. Board members are eligible for reappointment.