City of Crystal Lake Public Works Department
Ken Krueger, Pretreatment Coordinator
Office: (815) 356-3700 ext. 4167
Fax: (815) 477-0849
Wastewater Treatment Division
The Pretreatment Coordinator is responsible for the enforcement of the City of Crystal Lake’s Sewer Use Ordinance and the United States Environmental Protection Agency approved Pretreatment Program. Industrial users in the City with process waste streams are permitted and monitored to assure that pollutants are not discharged to the wastewater system.