Learn from the brightest and most innovative minds through WEFTEC’s world-class education that delivers everything there is to know about water quality to you through a variety of learning styles.
WEF Executive Director Walt Marlowe Excited for In-Person WEFTEC
Check out the 2021 WEFTEC Exhibitor List!
Prioritizing Health at WEFTEC - Special Message from Walt Marlowe
The WEFTEC 2021 Conference Preview is Now Available!
Chicago Is Excited to Host WEFTEC 2021!
The WEFTEC 2021 Digital Exhibitor Prospectus is Now Available
Registration and Housing Open Now
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
Education and Programming
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!
Streaming Live from WEFTEC 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.