A 2026 Guide to Key Water, Wastewater, Biosolids Conferences

As we venture into 2026, professionals in the water, wastewater, and biosolids sectors are presented with many opportunities for growth, learning, and networking. From global summits to regional gatherings, the year ahead is brimming with events that promise to shape the future of water management and technology. While most conferences are now taking place in person, some also offer the option to attend online, giving you excellent opportunities to meet and share insights from change-makers from the comfort of your own screen.

Dive into our list of our most anticipated conferences of the year.

LATAM Water Susmmit III

28 - 29 January 2026 | Santo Domingo | Dominican Republic

This summit focuses on water solutions and technologies relevant to Latin America and brings together senior executives from the public and private sectors across multiple Latin American countries for discussions and networking. The event covers topics like regulation, investment policies, and project partnerships in the water and sanitation sector. Overall, the LATAM Water Summit is an excellent opportunity for attendees to gain insights into current trends, meet decision-makers, and explore business opportunities in the region's water and sanitation industry.

WEX Global: Water & Energy Exchange 

09 - 11 February 2026 | Valencia | Spain

This conference stands out for its focus on the intersection of water, energy, and climate change. It attracts a diverse group of stakeholders including high-level water and energy experts, business professionals, and innovators. WEX Global emphasizes the exchange of ideas, business opportunities, and methodologies, with key topics including water management, digital innovation in water systems, climate-conscious water stewardship, and leveraging water reuse. It is an ideal platform for professionals seeking to engage in the circular economy, mitigate climate change, and explore sustainable solutions.

AfWASA International Congress & Exhibition

09 - 13 February 2026 | Yaoundé | Cameroon

The 22nd AfWASA Congress brings together water and sanitation professionals to share innovations and strategies under the theme "Water and Sanitation for All: A Secure Future for Africa." Highlights include technical sessions, an exhibition, workshops, forums, technical tours, and cultural networking events.

Pacific Water Conference

10 - 14 February 2026 | Honolulu, HI | United States

The Pacific Water Conference is an event for water and wastewater professionals in Hawaii and the Pacific region. Organised by the AWWA Hawaii Section and HWEA, the conference features a diverse technical program, an exhibit hall showcasing cutting-edge solutions, and networking opportunities. A highlight is the student poster competition, promoting innovation among future water professionals. Attendees can also participate in pre-conference workshops.

WEAO Residuals & Biosolids Winter Seminar

14 February 2026 | Concord, ON | Canada

This seminar is a specialised one-day event organised by the Water Environment Association of Ontario, dedicated to the management and treatment of residuals and biosolids. Bringing together utility representatives, engineers, operators, and technology providers, the seminar focuses on practical experiences, regulatory developments, and emerging solutions within the biosolids sector. With an emphasis on knowledge sharing and peer exchange, it provides a valuable forum for discussing challenges and opportunities related to sustainable residuals and biosolids management in Ontario and beyond.

World Water-Tech Innovation Summit

24 - 25 February 2026 | London | United Kingdom

The summit is a key event for global disruptors in the water sector, gathering progressive water enterprises, regulatory bodies, engineering firms, technology giants, investors, and visionaries. It focuses on proactive asset management, circular solutions, and resilience against climate events. The World Water Innovation Summit is crucial for those interested in collaboration, investment, and innovation in the water sector, offering interactive discussions, executive briefings, and networking opportunities. Attendees can also expect to engage with senior-level stakeholders and explore sustainable financing, circular energy systems, emerging contaminants, and smart asset monitoring, among other topics.

Asiawater 

07 - 09 April 2026 | Kuala Lumpur | Malaysia

One of the leading water and wastewater events in the Asia-Pacific region brings together utilities, regulators, technology providers, and industry experts from across the globe. The event combines a large-scale exhibition with a comprehensive conference programme covering water resource management, wastewater treatment, biosolids, digitalisation, and climate resilience. AsiaWater serves as an important platform for knowledge exchange and collaboration, reflecting the region’s growing focus on sustainable infrastructure and innovative solutions for rapidly expanding urban centres.

WEAO Technical Symposium and OPCEA Exhibition

12 - 14 April 2026 | Niagara Falls, ON | Canada

The WEAO Technical Symposium is a long-standing event organised by the Water Environment Association of Ontario, offering a broad technical programme for water and wastewater professionals. The symposium covers a wide range of topics, including treatment processes, asset management, innovation, and regulatory developments, and attracts engineers, operators, consultants, and utility representatives. With its strong technical focus and regional relevance, the event provides an important platform for sharing best practices and operational experience within Ontario’s water sector.

The OPCEA Exhibition is a key trade show for Ontario’s water and wastewater industry, bringing together municipalities, utilities, suppliers, and service providers under one roof. Held alongside technical sessions and industry meetings, the exhibition showcases equipment, technologies, and services supporting drinking water and wastewater treatment. OPCEA offers valuable opportunities for networking and industry engagement, making it a central meeting point for professionals involved in the planning, operation, and optimisation of water infrastructure.

Design-Build for Water/Wastewater Conference

13 - 15 April 2026 | Grapevine, TX | United States

The Design-Build for Water/Wastewater Conference focuses on the application of alternative delivery models in the planning and delivery of water and wastewater infrastructure projects. The conference explores how design-build and progressive delivery approaches can improve project efficiency, risk management, and collaboration. Through case studies and technical presentations, the event highlights lessons learned from real-world projects and provides insights into delivering complex water and wastewater facilities more effectively.

WEF Residuals & Biosolids and Treatment Technology Conference

11 - 14 May 2026 | Kansas City, MO | United States

With a focus on biosolids management, this conference brings together experts to discuss the latest trends and technologies in the industry. It's a key event for professionals in the water and wastewater sectors in general as well. Attendees can expect to explore new technologies, successful innovations, and best practices for long-term success in biosolids programs. The WEF/IWA event includes pre-conference workshops, exhibitions, and various sessions, making it an excellent opportunity for learning, networking, and discussing industry advancements.

Global Water Summit 

18 - 20 May 2026 | Madrid | Spain

GWS is a premier event in the water industry, known for its high-level discussions on the water market and policy. It attracts high-level executives from industry, municipalities, and international water companies. The Global Water Summit is crucial for exploring key issues like water security, climate change, and water investment's role in global stability. Attendees benefit from networking opportunities, industry insights, and discussions on current trends and future directions in water management and policy​.

ENVEX

20 - 22 May 2026 | Seoul | South Korea

ENVEX is a leading environmental technology and green energy exhibition in Asia, attracting industry professionals, government officials, and academics worldwide. The event showcases the latest advancements in environmental technology, renewable energy, and sustainable solutions.

Ozwater

26 - 28 May 2026 | Brisbane | Australia

Australia's premier water conference, Ozwater, addresses the critical water issues in the Australasian region. With a decades-long history, the conference is known for promoting excellence, networking, and international engagement in the water sector. Attendees typically include industry experts, researchers, and practitioners, all coming together to discuss current challenges and advancements in water management and technology. Ozwater is an ideal platform for networking, learning about the latest trends, and exploring innovative solutions in the water industry.

CIEPEC

02 - 06 June 2026 | Beijing | China

CIEPEC (China International Environmental Protection Exhibition & Conference) is one of China’s most established environmental events, focusing on technologies and solutions for water, wastewater, sludge treatment, air pollution control, and resource recovery. Held annually in Beijing, the conference and exhibition bring together government authorities, utilities, research institutions, and technology providers to address environmental policy, regulatory developments, and practical implementation. CIEPEC serves as an important platform for showcasing innovation and supporting dialogue around sustainable environmental management in China’s rapidly evolving market.

WISA Biennial Conference & Exhibition

22 - 24 July 2026 | Cape Town | South Africa

Organised by the Water Institute of Southern Africa, the conference is one of the region’s leading events for the water and wastewater sector. Bringing together utilities, regulators, consultants, researchers, and technology providers, it addresses key challenges facing water and sanitation services, including infrastructure development, resource recovery, climate resilience, and operational performance. With a strong focus on knowledge sharing and regional collaboration, WISA provides a valuable platform for advancing sustainable water and wastewater solutions across Southern Africa.

WEFTEC

26  - 30 September 2026 | New Orleans, LA | United States

This US conference is renowned as a leading source of water quality innovation and solutions, with a great exhibition floor boasting of technologies from over 800 industry-leading providers. It gathers a diverse range of stakeholders, including professionals in the water quality, wastewater, and stormwater sectors. Attendees can expect to experience cutting-edge solutions, engage in comprehensive educational sessions, and network with industry experts. The conference and exhibition provide a platform to explore the latest in water quality education and training, making it a must-attend event for professionals in the field.

IWA World Water Congress & Exhibition

04 - 08 October 2026 | Glasgow | United Kingdom

A flagship global event organised by the International Water Association, the congress covers a wide range of topics, including water and wastewater treatment, biosolids and resource recovery, digitalisation, and climate adaptation. Combining a high-level technical programme with a large international exhibition, the event provides a global platform for knowledge exchange, innovation, and collaboration across the water sector.

ECO Expo Asia

October 2026 | Hong Kong | China

ECO Expo Asia major trade fair and conference dedicated to environmental technologies and solutions, with a strong focus on water and wastewater treatment, waste management, energy efficiency, and climate action. Held annually in Hong Kong, the event serves as a key platform for showcasing innovation, supporting regional collaboration, and addressing sustainability challenges in rapidly urbanising markets.

Ecomondo

03 - 06 November 2026 | Rimini | Italy

Ecomondo is one of Europe’s leading events dedicated to the circular economy, reuniting water and wastewater professionals alongside stakeholders from waste management, energy, and resource recovery. Held annually in Rimini, Italy, the conference and exhibition showcase technologies and solutions for wastewater treatment, sludge management, biogas production, and sustainable resource use. With a strong focus on innovation, policy, and practical implementation, Ecomondo provides an important forum for collaboration across the environmental and circular economy sectors.

European Biosolids & Bioresources Conference & Exhibition

17 - 18 November 2026 | Manchester | United Kingdom & Online

This event is a must-attend for those looking to explore the latest research and practices in biosolids in Europe. Attracting many global professionals, this conference offers a platform for learning about the latest innovations, best practices, and research in the field. It features over industry-leading speakers, an exhibition hall with innovative technologies, and extensive networking opportunities. This conference is ideal for those looking to stay informed about industry developments and forge valuable connections.

All Ireland Water & Wastewater Expo

3 December 2026 | Dublin | Ireland

The expo provides a platform for utilities, consultants, contractors, and technology providers to exchange knowledge and showcase solutions related to water treatment, wastewater management, asset performance, and regulatory compliance. With a strong regional focus, the event supports collaboration and dialogue around current challenges and future investment needs within Ireland’s water sector.

Innovation Driven Water Sustainability Conference

December 2026 | Jeddah | Saudi Arabia

IDWS is a regional conference focused on advancing sustainable water and wastewater solutions through innovation, technology, and strategic investment. By facilitating conversations between government entities, utilities, developers, and technology providers, the event addresses key themes such as water reuse, desalination, wastewater treatment, resource recovery, and resilience in arid environments. The conference reflects Saudi Arabia’s growing emphasis on sustainable water management as part of its long-term development and infrastructure goals.

IFAT Series

· IFAT Saudi Arabia

26 - 28 January 2026 | Riyadh | Saudi Arabia

· IE Expo in China

13 - 15 April 2026 | Shanghai | China

· IFAT Delhi

22 - 24 April 2026 | New Delhi | India

· IFAT Munich

04 - 07 May 2026 | Munich | Germany

· IE Expo Chengdu

10 - 12 June 2026 | Chengdu | China

· Singapore International Water Week | Water Expo

16 - 18 June 2026 | Singapore

· IE Expo Shenzhen

September 2026 | Shenzhen | China

· IFAT India

09 - 11 September 2026 | Mumbai | India

· WETEX

20 - 22 October 2026 | Dubai | United Arab Emirates

The IFAT series is a leading global trade fair that tackles the bigger umbrella of environmental technologies. It encompasses technologies for water, sewage, waste, and raw materials management. Scheduled to take place in various global locations, including Riyadh, Shanghai, New Delhi, Mumbai and others in 2026, it provides an international platform for highlighting innovative solutions and discussing industry challenges. Key stakeholders attending include professionals from municipalities, environmental technology industries, and waste management sectors. Attendees benefit from exploring new technologies, networking opportunities, and learning about the latest trends and developments in environmental management. Other significant international events, such as Singapore International Water Week and WETEX, are now organised under the IFAT umbrella.

Why Attend Water, Wastewater and Biosolids Conferences

Over the years, Cambi has identified the above events as vital in establishing the right connections in the water, wastewater, and biosolids industries. Attending these have benefitted our talent base and overall organization in the following areas:

1. Knowledge Sharing: These conferences have provided us with a platform for learning about the latest research, technologies, and innovations in these fields, while also occasionally being our preferred venues for sharing our own expertise and studies.
2. Networking: These events offer great opportunities to connect with industry experts, peers, and potential collaborators, fostering professional relationships. It’s important, of course, to choose the events within or near the region you are interested in.
3. Skill Development: Attending the workshops and presentations at the listed conferences has helped us in enhancing our technical and management skills relevant to the sector.
4. Industry Trends: These conferences highlight current trends and future directions, helping us stay informed and ahead in our field. A thorough awareness of the sector’s developments helps increase our drive for innovation.
5. Collaboration Opportunities: These events present chances to engage in collaborations and partnerships, which can be crucial for career growth and business development. When able, Cambi will invite event participants to site visits near the conference’s city to showcase our technology upfront.

Overall, these events are key for professional growth and staying updated in the rapidly evolving water and environmental sectors.

As we navigate the waters of change and innovation, these gatherings will undoubtedly chart the course for a sustainable and efficient future in water management. Each conference has its unique focus and opportunities, so choosing the ones that align best with your professional goals and interests is key.

Keep an eye on Cambi’s conference calendar for the latest engaging and informative events in the sector.