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

Oct. 9, 2018 — Listen to 2018-2019 WEF President Tom Kunetz of the Metropolitan Water District of Greater Chicago discuss his focus on increasing the diversity of the water workforce and expanding resource recovery by utilities. He also talks about his work in Chicago and his long-time involvement in comedy.

Listen Now

Founded in 1943, the Pacific Northwest Clean Water Association supports 1,500-plus members in Idaho, Oregon and Washington state. Known for their stellar conferences and strong member engagement, PNCWA continues to thrive. They are the 2018 Outstanding Member Association Award winner. 

Visit PNCWA's Website

Now accepting submissions for Abstracts, Workshops, and Session Proposals. Submission Deadline: Nov. 12, 2018.

Submit Today

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

Now accepting submissions for Abstracts, Workshops, and Session Proposals. Submission Deadline: Nov. 7, 2018

Submit Now

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

This Week in Washington is an online news portal from the Water Environment Federation that provides updates on the latest legislative and regulatory developments that affect the water and wastewater communities.

Read the latest

Innovative products and services available to the water sector.

Learn More

The WEF Buyer’s Guide makes it easy to find the solutions provider that’s right for you. Cut through the clutter of search engine results with this easy to navigate online guide.

Visit Today!

Featured Event

Resource Recovery from Biosolids - Phosphorus and Energy