The Water Environment Federation is a not-for-profit association that provides technical education and training for thousands of water quality professionals who clean water and return it safely to the environment. WEF members have proudly protected public health, served their local communities, and supported clean water worldwide since 1928.


Find out about WEFTEC, the world's largest water-quality event! Registration for WEFTEC 2019 will be open in the spring.

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What's Happening

Dec. 10, 2018 — WEF Director of Creative Projects Lori Harrison blogs about the new WEF Marketplace,  one-stop shop for Water’s Worth It merchandise and other WEF products.

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Now accepting submissions for Abstracts, Workshops, and Session Proposals. Submission Deadline: Dec. 10, 2018.

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Nov. 28, 2018 — 🎧 Listen to the dramatic story of how the Las Virgenes Municipal Water District in Calabasas, California responded in the face of the Woolsey Fire, which scorched two-thirds of its service area.

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The Water Leadership Institute program is aimed at educating, training, and providing opportunities that enable developing and emerging leaders to build strong lasting relationships within the water industry.

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This dynamic online search tool connects you with leading water sector products, services, and solutions providers.

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Thirty-two water utilities are being recognized for transformational work in community engagement, watershed stewardship, and recovery of resources such as water, energy, and nutrients.

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Find a Job. Fill a Position. WEF's Career Center makes it easy. To get started, visit the WEF Career Center today!

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Wastewater Treatment Fundamentals is a cutting-edge training resource designed to educate current and future generations of water-quality professionals.

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The mission of YP Connections is to connect Students and Young Professionals through sharing information and experiences related to involvement in WEF and Member Associations, professional development and leadership opportunities.

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WEF is a source of high-quality technical resource area featuring the latest research, news, and education. 

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Innovative products and services available to the water sector.

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Featured Event

Treatment Intensification for Resource Recovery: Advances in Granules and Membrane Bioreactor Technologies

  • This is a joint webcast with the Water Research Foundation. Speakers: H. David Stensel and Mari Winkler, University of Washington Chul Park, University of Massachusetts Steven J. Skerlos, University of Michigan Christine Radke (moderator), Water Research Foundation There will be 2.0 Professional Development Hours (PDHs) offered for this webcast. Please check with your state accreditation agency to determine if you qualify. The PDH instructions will be sent to all attendees 24 hours after the webcast has ended.