(1) For the purposes of selection of members of the board, the state of Idaho shall be divided into six (6) director districts as follows: District No. 1. The counties of Benewah, Bonner, Boundary, Kootenai and Shoshone.
(2) District No. 2. The counties of Clearwater, Idaho, Latah, Lewis and Nez Perce.
(3) District No. 3. The counties of Ada, Adams, Boise, Canyon, Elmore, Gem, Owyhee, Payette, Valley and Washington.
(4) District No. 4. The counties of Blaine, Camas, Cassia, Gooding, Jerome, Lincoln, Minidoka and Twin Falls.
(5) District No. 5. The counties of Bannock, Bear Lake, Bingham, Caribou, Franklin, Oneida and Power.
(6) District No. 6. The counties of Bonneville, Butte, Clark, Custer, Fremont, Jefferson, Lemhi, Madison and Teton.
(7) Each of the districts shall be represented by one (1) member appointed from that district. A seventh member of the board shall be appointed from the state at large and shall act as chairman of the board. The governor shall appoint all members and the members are subject to confirmation by the senate. The chairman of the board shall serve at the pleasure of the governor for an indefinite period. The terms of office of the members of the board representing the six (6) districts are as follows: One (1) member shall be appointed from district no. 1 to serve an initial term expiring January 31, 2001, and thereafter the term shall be for six (6) years;
(8) The member of the board from district no. 2 serving on the effective date of this act shall continue in office for the balance of the term to which he was appointed, January 31, 1998, and thereafter the term of office shall be six (6) years;
(9) One (1) member shall be appointed from district no. 3 to serve an initial term expiring January 31, 1997, and thereafter the term of office shall be six (6) years;
(10) The member of the board from district no. 4 serving on the effective date of this act shall continue in office for the balance of the term to which he was appointed, January 31, 2000, and thereafter the term shall be six (6) years;
(11) One (1) member shall be appointed from district no. 5 to serve an initial term expiring January 31, 1999, and thereafter the term shall be for six (6) years; and
(12) The member of the board from district no. 6 serving on the effective date of this act shall continue in office for the balance of the term to which he was appointed, January 31, 1996, and thereafter the term shall be for six (6) years.