Download or read book Wastewater Collection System Operator Certification Studybook written by Water Environment Federation and published by . This book was released on 2018-11-12 with total page 192 pages. Available in PDF, EPUB and Kindle. Book excerpt: The purpose of this study book is to help wastewater collection system operators expand knowledge in their chosen field and assist them in preparing for certification examinations. Experience has shown that practice with sample examination questions is extremely beneficial in preparing for these tests.