Operator Training Resources and Certification Prep

Skills Builder

Test your knowledge of wastewater and laboratory topics using Skills Builder — a set of quizzes provided by WEF as a free resource for operator education. The quizzes incorporate math, safety, and a variety of other topics. Skills Builder provides feedback on your answers as well as references for follow-up study sources. Results are completely confidential and are not recorded.

Study Guides

WEF Study Guides are designed for today’s professional operators. Our guides cover a wide range of facility operations, including biosolids, collection systems, laboratory testing, and wastewater operations. Several of our guides are written in conjunction with ABC and C2EP to help operators prepare for the certification examinations. To browse our Study Guides, please visit ShopWEF

Our most popular Study Guides include:

Wastewater Treatment Fundamentals

WWTF CoverWEF’s new line of operator training, Wastewater Treatment Fundamentals, helps operators prepare for the first three levels of certification examinations and qualify for continuing education credits.

The training includes a print manual, online course, and final exam to address different learning styles as well as align with most state CEU requirements.

Please visit www.wef.org/wwtf to order or find out more. 


WEF works with our technical committee volunteers to produce more than 25 webcasts over the course of a year on a wide variety of topics. Presenters bring a variety of experiences and cover areas including best practices, emerging technologies, and recent case studies. Recommended Professional Development Hours (PDHs) may be earned for participating in a webcast.

View our upcoming webcast offerings

Access our Archived Webcasts

WEF Learning Center

The WEF Learning Center offers comprehensive online training materials for water professionals and students. Study at your own pace by taking one of our courses to obtain recommended continuing education credits. 

Popular courses include:

WEF's Learning Center also includes our archive of past webcasts.

Access the WEF Learning Center

Work for Water

Work for Water is a place for students and job-seekers to find resources on green careers that make a real difference. Developed by the American Water Works Association and the Water Environment Federation, the world’s leading technical experts on drinking water, resource recovery, and water quality, this site is packed with resources to find jobs or prepare for rewarding careers in protecting public health and the environment.

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Upcoming WEF Events
Upcoming WEF Events
Collection Systems and Stormwater Conference 2024
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Innovations in Treatment Technology Conference 2024
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Residuals and Biosolids Conference 2024
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Circular Water Economy Summit 2024
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