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The IWA Leading Edge Conference on Water and Wastewater Technologies is designed to be the place for sharing the latest insights into how pioneering science, technological innovation and leading practices will shape the major transformation in water management that is underway.

Dates
31 May 2026 - 04 Jun 2026
United States of America
Rice University, Houston, TexasThe 20th Leading Edge Conference on Water and Wastewater Technologies (LET 2026) will convene global leaders, innovators, and practitioners under the official theme “Resilient Water in a Changing World.” As water systems face growing uncertainty (e.g., climate change, emerging contaminants, rising water reuse demands and the global drive toward Net Zero), this milestone edition of LET will focus on bold, forward-looking solutions that strengthen the resilience of urban water systems.
LET 2026 is uniquely positioned to provide leadership in advancing the One Water paradigm, bringing together interdisciplinary perspectives and cutting-edge technologies from across the water sector. The conference will showcase innovative developments, novel applications, and pioneering research that challenge conventional approaches and deliver future-ready solutions for water and wastewater infrastructure.
Curated by the expert Programme Committee, each session is designed to offer a cohesive and engaging dialogue, featuring influential voices at the forefront of water technology and innovation. The programme reflects both global and regional priorities, ensuring relevance to diverse contexts and challenges faced by the industry today.
The Programme Committee warmly invites researchers, practitioners, and industry leaders to actively participate by contributing papers that highlight ingenious, sustainable, and transformative technological paradigms. Continuing a two-decade legacy, LET 2026 aims to attract the visionary contributions that have established the conference as a premier forum for leading-edge water and wastewater technologies.
Join us in Houston, Texas, from 1-5 June 2026 for an inspiring exchange of ideas, insights, and solutions. We look forward to welcoming you to LET 2026 and to shaping resilient water futures together.
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