McCormick Place, Chicago
October 16-20 | Conference
October 18-20 | Exhibition
November 16-18 | WEFTEC Online
We Can’t Wait to See You at WEFTEC 2021 in Chicago!
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Registration and Housing Will Open in June
WEFTEC 2021
94th Annual Technical Exhibition & Conference
Chicago, Illinois | McCormick Place
Conference: October 16-20, 2021
Exhibition: October 18-20 , 2021
WEFTEC Online: November 16-18, 2021
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Your Health and Wellbeing
WEF and our event production partners are taking proper precautions, so that you can connect, learn, and do business safely in person.
Become an Exhibitor
General exhibit sales are underway!
Featured Events SEE ALL EVENTS
Access Water Knowledge
Papers presented during WEFTEC Connect and past WEFTECs are available through WEF’s digital library for the water sector, Access Water. Discover over 20,000 items of technical content from past conferences’ proceedings; fact sheets; books; technical reports; articles; and more!
Operations Challenge
The water industry's premier skills competition for Water Resource Recovery Facility personnel.
In 2020 two- and four- person teams representing WEF's Member Associations competed remotely in three categories: process control, laboratory, and collections.
Your Conference Experience
WEF respects and takes the broadest view of human diversity and inclusion, and is committed to providing a professional, safe, and welcoming environment at its events for all water professionals and their guests.