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                                   City of Crystal Lake Public Works Department

Wastewater testKen 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. 

If your school class or group would like a tour of a wastewater treatment plant, please contact Wastewater Division Supervisor, Sam Ferraro at (815) 356-3700 ext. 4168. In 2014, Wastewater staff gave plant tours to over 400 grade school children from around the local area.

New Resident Welcome Letter
Related Links
Sewer Use Ordinance
Enforcement Response Plan


Auto Washing Facility Discharge Questionnaire
Wastewater Discharge Questionnaire
Wastewater Discharge Permit
Food Service Discharge Questionnaire


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