2025 ATTENDEE REGISTRATION AND HOUSING NOW OPEN
Get inspired by the latest breakthroughs in water technology, take part in hands-on learning, and grow your career at WEFTEC: Where the water community connects!
WEFTEC 2025
98th Annual
Technical Exhibition & Conference
McCormick Place Convention Center
Chicago, Ill. USA
Conference: September 27 - October 1, 2025
Exhibition: September 29 - October 1, 2025
Hi, I'm WEF AI
Think of me as your on-call, super-brained librarian to get you the specific information you need fast.
Type in your questions and I’ll use my artificial intelligence and the curated list of WEF and WEFTEC resources I’ve been trained on to give you a custom response.
Ask Me AnythingEngage with WEFTEC
WEFTEC Achieves EIC PLATINUM Sustainable Event Certification
The Events Industry Council announced today that WEFTEC 2024, an annual event hosted by the Water Environment Federation (WEF), has achieved PLATINUM level certification to EIC’s Sustainable Event Standards. WEFTEC’s 2023 event previously achieved GOLD certification from EIC.
Read More
Tune in to WEFTEC Live
All WEFTEC® Live content from last year's show is now available on our WEFTEC® Live 2024 Playlist on YouTube, allowing you to watch interviews, reports, and discussions from the event at your convenience!
Tune in Now
Compete. Innovate. Operations Challenge 2024
Operations Challenge 2024 brought together 56 teams from around the world to battle it out to be the world’s top operator teams. Teams competed in five events: Process Control, Laboratory, Safety, Vaughan Maintenance, and the newly revised Collections event.
Watch the VideoWEFTEC 2025 Diamond, Gold, Silver, and Conference-Wide Sponsors
WEFTEC Now
The Official News Source of WEFTEC
WEFTEC Now features timely coverage of major events leading up to, during, and after WEFTEC. This resource will become an enduring record of past WEFTEC conferences as well as provide notice of upcoming events and opportunities.
Around the Exhibition: Trinnex
Trinnex delivers industry-specific, off-the-shelf solutions, and premium digital services to drive water infrastructure objectives forward.
Continue Reading
Around the Exhibition: Oldcastle Infrastructure
The WEFTEC Live team stopped by the Oldcastle Infrastructure booth to chat with Nick Garner, the Senior Product Manager who leads the Product Management team within ...
Continue Reading
InFLOW 2024 Scholars Celebrate Program Completion at WEFTEC Ceremony
The InFLOW 2024 scholars completed their program with a ceremony at WEFTEC on Tuesday, October 8th. This year we had a total of 48 scholars between the two tracks.
Continue Reading
Around the Exhibition: Atlas Copco
Headquartered in Rock Hill, South Carolina, Atlas Copco Compressors provides innovative solutions, including world-class air and gas compressors, gas generation and ...
Continue ReadingCella™: A New Biofilm Technology For Sustainable Wastewater Treatment by Veolia
Sponsored WEFTEC Product Launch presentations and Q&A sessions bring a new level of detail and technical specifications to exhibition programming.
Continue ReadingWEFTEC's Spark Ignites Continuous Action
Join WEF as a member to amplify the water sector's story, grow our community, and lead the transformation to a circular water economy.
Your journey with water quality excellence continues here.
Code of Conduct
WEF expects all attendees, exhibitors, speakers, sponsors, media, and other participants to uphold our commitment to diversity and inclusion by helping us provide a positive conference environment for everyone.
Read the Code