Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 375 - COMBINED SEWER OVERFLOW EXCEPTION CRITERIA AND FIRST FLUSH DETERMINATION
Subpart A - INTRODUCTION
Section 375.101 - Policy

a) Determination of water quality impacts attributable to combined sewer overflows and treatment plant bypasses;

b) Estimation of potential water quality improvements;

c) Selection of a combined sewer overflow (CSO) control program that can be justified on the basis of local environmental conditions and fiscal responsibility;

d) Evaluation and review of discharger's submittals pursuant to 35 Ill. Adm. Code 306.351; and

e) Determination of first flush as referenced in 35 Ill. Adm. Code 306.305(a).