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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
WEFTEC 2025 Diamond, Gold, Silver, and Conference-Wide Sponsors
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Top Sustainability Recognition
Sustainability at WEFTEC is a core value that drives real action. In 2024, we earned the highest-level certification in the events industry—proof of WEF's commitment to hosting a more 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.
Explore the WEFTEC Preview
2025 WEFTEC Operations Challenge
The WEFTEC Operations Challenge brings together top teams for the ultimate showdown! After winning regional events, competitors face off in five high-intensity events—Process Control, Laboratory, Safety, Vaughan Maintenance, and a newly-revised Collections event.
Watch the 2024 Highlight VideoKeep the Momentum Going with WEF
WEFTEC is just the beginning. Join WEF to stay connected, grow your impact, and help drive innovation in the water sector. Together, we’re building a stronger community and accelerating the shift to a circular water economy.
Your journey toward water quality excellence continues here.
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 ...
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