Section 304.220  East St. Louis Treatment Facility, Illinois-American Water Company

This Section applies to the potable drinking water treatment plant owned by Illinois-American Water Company which is located at East St. Louis, and which discharges into the Mississippi River.  The discharges of the plant shall not be subject to the effluent standards for total suspended solids and total iron of Section 304.124, provided that the Illinois-American Water Company uses only biodegradable coagulants approved by the United States Environmental Protection Agency pursuant to Section 1442(a) and (b)(1) of the Safe Drinking Water Act (42 U.S.C. 300j-1(a) and (b)(1) as acceptable drinking water additives.  The Company, in consultation with the Agency, shall conduct a comprehensive study of the effects of the use of those coagulants on the receiving stream, including but not limited to information on the toxicity of the discharge, both to humans and to fish; the concentration of the coagulants in the discharge as compared with the raw water application rate of the coagulants; and the rate and chemical pathway for degradation of the coagulants.  This Section will expire on January 1, 1992.

(Source:  Added at 13 Ill. Reg. 2060, effective February 6, 1989)