Sec. 3. As used in this chapter, "Kankakee River basin" means the following areas drained by the Kankakee River and the tributaries of the Kankakee River:
(1) The area in Jasper County, LaPorte County, Lake County, Marshall County, Newton County, Porter County, St. Joseph County, and Starke County that is drained by the Kankakee River and the tributaries of the Kankakee River in Indiana.
(2) The area in Kankakee County and Iroquois County in Illinois that is drained by the Kankakee River and the tributaries of the Kankakee River in Illinois.