Ill. Admin. Code tit. 35, pt. 355

Determination of Ammonia Nitrogen Water Quality Based Effluent Limits for Discharges to General Use Waters

AUTHORITY: Implementing and authorized by Section 39 of the Illinois Environmental Protection Act [415 ILCS 5/39]. SOURCE: Adopted at 23 Ill. Reg. 7267, effective June 9, 1999; amended at 27 Ill. Reg. 15774, effective September 25, 2003.ENVIRONMENTAL PROTECTION AGENCY

355.101Purpose, Scope and Application 355.103Definitions 355.201Introduction 355.203Calculation of Total Ammonia Nitrogen Numeric Water Quality Standards Regarding NPDES Permit Limits 355.205Estimation of Projected Effluent Quality 355.207Mixing Allowance 355.209Calculation of Preliminary Effluent Limitation 355.211Summary of the Results for a Reasonable Potential Analysis and the Determination of Ammonia Nitrogen WQBELs 355.301Introduction (Repealed)355.303EMW Application Requirements (Repealed)355.305Evaluation of EMW Applications (Repealed)355.307Determination of EMW Designation (Repealed)355.309Procedures for Delineating an EMW (Repealed)355.311Ammonia Nitrogen Decay Equation (Repealed)355.313Restrictions Applicable to Discharges with EMWs (Repealed)355.315Publication of EMWs (Repealed)