Ill. Admin. Code tit. 35, § 302.202
The general use standards will protect the State's water for aquatic life, wildlife, agricultural use, secondary contact use, and most industrial uses and ensure the aesthetic quality of the State's aquatic environment. Primary contact uses are protected for all general use waters whose physical configuration permits primary contact use.
(Source: Amended at 47 Ill. Reg. 4437, effective March 23, 2023)