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Conference: February 16-19, 2026
Expo Hall: February 17-19, 2026
Indiana Convention Center | Indianapolis, IN Indiana Convention Center | Indianapolis, IN

2026 Call For Presentations Now Open!

We are looking for new and experienced speakers to speak in the WWETT 2026 Conference Program!

If you have industry insights, best practices, case studies, or innovative ideas to share with professionals in wastewater and environmental services, we want to hear from you. This is your chance to gain visibility and position yourself as a thought leader in front of thousands of attendees.

Call For Presentations Details

FACTS & FIGURES

FROM 2025

13,500+

Professionals

500+

Leading Suppliers

20+

Industries

55+

Countries Represented

Attend

Learn about the benefits that WWETT offers, including our thriving expo hall and the multitude of networking opportunities that await you at the industry event of the year. 

Learn More

Exhibit

Showcase your products and services in front of over 12,000 industry participants at the largest annual tradeshow for wastewater and environmental service professionals.

Become an Exhibitor

Learn

Discover our accredited education program, filled with a comprehensive lineup of sessions spanning multiple industries that will help you earn your CEUs and Credits.

View the Program

See the highlights of WWETT 2025!

WWETT 2025 saw over 12,000 participants from 55+ countries descend on Indianpolis for one of our most succesful events ever! View the highlights of our event with our 2025 show recap, or catch our individual daily recaps below.

Daily Recaps Daily Recaps

2025 Market Leaders

2025 Market Leaders

2026 Hotels Now Available!

Plan ahead for WWETT 2026 by securing your stay for next year's event. Book early and get the best selection and rates on 15+ dowtown Indianapolis hotels through our official hotel provider, onPeak.

View Hotels

Official Sponsoring Publications of the WWETT Show

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