Transcription of Basic General Wastewater Study Guide
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Printed on 01/12/17 Basic General Wastewater Study GuideWisconsin Department of Natural Resources Operator Certification Program PO Box 7921, Madison, WI 53707 2015 Edition (Revised June 2016)Wisconsin Department of Natural ResourcesThe Wisconsin Department of Natural Resources provides equal opportunity in its employment, programs, services, and functions under an Affirmative Action Plan. If you have any questions, please write to Equal Opportunity Office, Department of Interior, Washington, 20240. This publication is available in alternative format (large print, Braille, audio tape. etc.)
A clarifier is a circular or rectangular tank used to remove floatable and settleable solids in wastewater. Disinfection is a process used to destroy most pathogens to a safe level in the effluent. Disinfection does not destroy all microorganisms. Grit is the fine, abrasive particles removed from wastewater, such as sand and eggshells.
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