Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 392 - GUIDELINES FOR NOTIFICATION OF RESTRICTED STATUS OR CRITICAL REVIEW PURSUANT TO 35 ILL. ADM. CODE 306.105
Subpart C - DETERMINATION OF CRITICAL REVIEW
Section 392.302 - Criteria for Notification of Critical Review

Notification of Critical Review is a warning that a Restricted Status situation is imminent, unless corrective action is taken. A facility may be placed on Critical Review whenever, based upon information available to it, the Agency determines that the organic or hydraulic loading of any facility is greater than 80% of the permitted or designed capacity of that facility, as defined in Sections 392.203(a) and (b), and 392.204(b)(1) and (2) of this Title 35.