IWA World Water Congress & Exhibition 2026

4 – 8 October 2026 – Glasgow, UK

The IWA World Water Congress & Exhibition is the leading global event for water and allied professionals, covering the full water cycle. Held every two years by the International Water Association, it brings together thought-leaders, decision makers, top researchers, and business innovators from across and beyond the water sector to shape the future of water.

Following a highly successful 2024 edition in Toronto, the 15th Congress will take place in Glasgow, UK, in 2026, with around 10,000 participants expected from around the world.

The event features a comprehensive technical programme selected by a global expert committee, with presentations, workshops, and posters showcasing the latest knowledge and innovation. Surrounding this, a wider programme includes keynotes, panels, leadership forums, technology showcases, and an integrated trade exhibition, delivering strong impact and value.