We’re excited to announce that the 20th International Water Association IWA Leading Edge Conference on Water and Wastewater Technologies (LET): Resilient Water in a Changing World will be taking place at Rice University in Houston, Texas, USA June of 2026.
The 20th Leading Edge Conference on Water and Wastewater Technologies will take place on the beautiful campus of Rice University, located in the heart of Houston, between downtown, the museum district and the world’s largest Medical Center. Steps from Hermann Park, the Zoo and Rice Village, Rice is surrounded by art, culture and diverse dining options. To enrich your experience, we have also organised field trips to NASA’s Johnson Space Center and to municipal facilities that showcase modern treatment technologies, allowing attendees to appreciate the practical underpinnings of the innovations discussed at the conference.
Download the Call for Papers brochure
Download the Outline Paper Template
Deadline for submissions: 1 November 2025
Author notification: 12 January 2026
Event starts: 1 June 2026
Event ends: 5 June 2026
Sponsorship Opportunities are now available!
The flagship IWA Leading Edge Water and Wastewater Technology (LET) offers a range of Sponsorship packages allowing you to tailor your organisation’s involvement and maximise your corporate exposure. Your organisation will appear as a major industry player to delegates and other sponsors during the event, making an enduring contribution to your overall marketing plan. The benefits of sponsoring go well beyond the conference – cement your products and services as the ‘go-to’ brand for water professionals. You will take advantage of branding rights, targeted IWA promotions, online and media exposure. Please check the
Sponsorship–Exhibitor brochure for further details!
The Rice WaTER Institute, City of Houston, and Rice University are proud to host the flagship event of the International Water Association, bringing together global leaders in research, technology, and innovation to shape the future of sustainable water and wastewater solutions.
Full Event Info: https://iwa-let.org/