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.

WEFTEC

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

Learn more

Learn About Water Quality

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

Learn More

Become a WEF Member

Join your colleagues and gain access to unparalleled information, resources, and networking opportunities.

Join Today

What's Happening

The Executive Director of the Water Environment Federation works collaboratively with WEF's Board of Trustees and volunteer leadership, including the House of Delegates, the Committee Leadership Council, and Member Association leaders to develop and lead a strategic vision for the future of WEF and a plan to execute on the strategic vision. A position and candidate specification announcement for the executive director search is now available.

Apply Here

Super Saver Registration Deadline: March 15. Featuring the latest developments in all aspects of biosolids treatment and management from research and technology advancements through regulations, land application and product marketing. 

Register Today

Take part in the inaugural WEF Stormwater and Green Infrastructure Symposium. Join leading Stormwater and GI professionals for three days of interactive sessions, workshops, networking, and one-on-one interaction with thought-leaders.

Register Today

Get recognized for your professional achievements and contributions to the water sector, or nominate a worthy colleague. The submission deadline is Feb. 1, 2019.

Apply Now

Master the central concepts, terminology, and processes of wastewater collection systems with the Wastewater Collection System Operator Certification Studybook, second edition.

Order Your Copy Today

Jan. 15, 2019 — Tom Kunetz, WEF 2018-2019 president, blogs about why Water's Worth It® and more.

Read the WaterBlog

🎧 Jan. 22, 2019 — Listen to Zhen (Jason) He of Virginia Tech and editor of the Water Environment Research (WER) Journal explain that while it is an exciting time to be water research, it can be challenging to address all the areas of need, such as on emerging contaminants, and to secure funding. He also discusses the history and importance of WER to the water sector, as well as the overall role of peer-reviewed journals in providing high-quality research.

Listen Now

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.

Learn More

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.

Apply Now

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

Access It Today

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.

View the List

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

Advance Your Career

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

Listen: Author Podcast

Learn More

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.

Read the latest!

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

Learn more

Innovative products and services available to the water sector.

Learn More

Featured Event

Midyear Meeting

  • The Midyear Meeting primarily provides an opportunity for key volunteer committees to meet face-to-face and develop programming for WEFTEC, WEF's annual Technical Exhibition and Conference (September 21-25, 2019 in Chicago, IL). Additionally, WEF’s Board of Trustees, Committee Leadership Council, and several committees meet to discuss strategic direction and progress with programs & special projects. There is no cost to register. Participation in some meetings/events is by invitation only.