(a) Identification of sources. The plan includes the following kraft pulp mills:

(1) Simpson Paper Company in Pasadena, Texas.

(2) Champion International in Sheldon, Texas.

(3) Temple-Eastex, Inc. in Evadale, Texas.

(4) Champion International in Lufkin, Texas.

(5) International Paper Company in Domino, Texas.

(6) Inland-Orange, Inc. in Orange, Texas.