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WEFTEC 2025
98th Annual
WEF Technical Exhibition & Conference
McCormick Place Convention Center
Chicago, Ill. USA
Conference: September 27 - October 1, 2025
Exhibition: September 29 - October 1, 2025
Engage with WEFTEC
WEFTEC Earns Top Sustainability Recognition
Sustainability at WEFTEC isn’t just a buzzword—it’s a core value that drives real action. From cutting down single-use plastics to offsetting our entire water footprint, we’re proud to lead by example. In 2024, WEFTEC earned the highest-level sustainability certification in the events industry, building on the progress of previous years and raising the bar for what it means to host a responsible, forward-thinking event.
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Get an Inside Look at WEFTEC 2025
Explore the newly released 2025 WEFTEC Preview and discover what’s in store—from cutting-edge technical sessions to the water sector’s biggest changemakers. See what’s happening, who’s speaking, and why you won’t want to miss it.
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Compete. Innovate. Operations Challenge 2025
The 2025 Operations Challenge will once again bring together elite operator teams from around the world to battle it out for the title of world’s top team. Competitors will face off in five events: Process Control, Laboratory, Safety, Vaughan Maintenance, and the newly revised Collections event.
Watch the 2024 Highlight VideoWEFTEC'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.
WEFTEC 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.
Preview the 2025 Program
Get an Inside Look at WEFTEC 2025Explore the newly released WEFTEC 2025 Conference Preview and discover what’s in store—from cutting-edge technical sessions to the ...
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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 ...
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Around the Exhibition: Trinnex
Trinnex delivers industry-specific, off-the-shelf solutions, and premium digital services to drive water infrastructure objectives forward.
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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 ...
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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.
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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 ReadingCode 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.
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