Collection Systems Operator’s Guide to Preparing for the Certification Examination (WEF) (Levels 1-4) WD This fourth edition is based

This fourth edition is based on the operator certification knowledge requirements included in the Associated Boards of Certification (ABC) Need-To-Know criteria

water wells

is organized into 15 chapters addressing core test content on certification exams

This guide is a textbook style guide with self-study questions at the end of each major section

Several new chapters cover topics that have emerged since the publication of the last edition

Collection Systems Operator’s Guide to Preparing for the Certification Examination (WEF) (Levels 1-4) WD This fourth edition is basedThis guide was prepared jointly by the Water Environment Federation, the Association of Boards of Certification, and the Certification Commission for Environmental Professionals (C2EP). The third edition of this critical study guide has been updated to reflect new Need to Know Criteria and core competencies for collection system operators. The questions included in this guide have been chosen to sample as many different aspects of a collection system