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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Learn About Water Quality

Find out about technical resources, how to get involved and see conferences and events sorted by topic.

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What's Happening

The first-ever analysis of needs of the U.S. stormwater sector shows an estimated $7.5 billion annual funding gap and revealed top priorities and challenges across the country.

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Click to discover the many available resources your WEF Membership has to offer!

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The WEF House of Delegates Nominating Committee is currently seeking nominations for delegate-at-large Positions (4 positions available).

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WEF members share their experiences and insights on working for water and the value of WEF membership.

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May 21, 2019 â€” May 21, 2019 â€” Christy Willson and Bradley E. Fix blog about he WEF 2019 Collection Systems Conference and why you should attend it.

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🎧 A podcast series featuring conversations with influential and interesting people from the water sector, as well as news from the Water Environment Federation.

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We have an exciting program planned, along with a jam-packed exhibition. Register Today for #Collections19!

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Specifically designed to bring to the forefront the very latest approaches, practices, processes, techniques, and case studies in all aspects of utility management, this conference is the leading, most informative, and most prestigious management conference today. Be a part of this event - learn more about the submittal process.

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WEF SmartBrief launched on April 22. This daily e-newsletter is a quick, two-minute read designed especially for water sector professionals. It will help keep you up-to-date with the latest water sector news and trends. This resource provides carefully curated and condensed summaries of the day’s news from sources worldwide, a daily dose of updates on WEF products and services, and job listing from throughout the water sector.

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The new edition delivers comprehensive coverage of basic laboratory techniques, up-to-date compliance requirements, and standard methods for water and wastewater analysis.

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The Utility of the Future Today Recognition Program returns for a fourth year to honor water resource recovery facilities, as well as celebrate the achievements of forward-thinking, innovative water utilities that are providing resilient value-added service to communities.

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Operators: Have you come up with a clever idea related to treatment, maintenance or safety?

The Operator Ingenuity Contest has discovered more than 40 award-winning fixes in the past 7 years. Your idea or invention could be among the winners this year!

Enter by June 7

Ready to advance your career in green infrastructure? The National Green Infrastructure Certification Program will prepare you for a successful career in the field. Find training events in your area.

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The Stormwater Currency is a collaboration of experts from American Rivers, Corona Environmental Consulting and WEF. Our team is dedicated to helping local leaders advance green infrastructure solutions through market-based incentives and other approaches that leverage the multiple benefits green infrastructure provides.

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Featured Event

Collection Systems Conference 2019

  • Wastewater professionals from around the globe will gather in Indianapolis, Indiana, at the WEF Collection Systems 2019 Conference.