WEF
WEFTEC · Water Environment Federation (WEF)
WEFTEC 2027 - 100th Annual Technical Exhibition & Conference
ExhibitionAwardedWater Quality, Water Environment, Wastewater Treatment, Water Infrastructure, Environmental TechnologyIn-personAnnual
Chicago, US25 Sept 2027 – 29 Sept 20275 days
Delegates
21,000+
Countries
100+
Duration
5 days · 25 Sept 2027 – 29 Sept 2027
Frequency
Annual
About this congress
WEFTEC, the Water Environment Federation's Technical Exhibition and Conference, is the largest annual water quality exhibition in North America. It offers water quality professionals from around the world the best water quality education and training available, serving as a community for innovators, experts, and leaders to explore cutting-edge solutions and drive sustainable change.
Data completeness: 97%Bronze
Key details
- City & country
- Chicago, US
- Dates
- 25 Sept 2027 – 29 Sept 2027
- Duration
- 5 days
- Frequency
- Annual
- Format
- In-person
- Rotation pattern
- Alternating between Chicago and New Orleans, with occasional other cities like Atlanta.
- Commercial type
- Technical ExhibitionConferenceTrade ShowB2B
- Official website
- www.weftec.org — register free for link access
Who attends
Water quality professionalsinnovatorsexpertsleaderswater and wastewater enthusiastscivil engineerswater utility operatorsenvironmental consultantsinfrastructure managerstechnology vendorsresearchersregulatorssustainability officersmunicipal water authoritiesindustrial facility managersand consulting engineers
Programme
Networking events
- Opening General Session
- Operations Challenge Competition
- Career Fair for Students and Young Professionals
- WEF Awards Blue Carpet Reception
- WEF Awards and Presidential Celebration Ceremony
- Learning Exchanges
- Exhibit Hall Networking Reception
Host city history — 16 congresses since 1928
2030AtlantaUS← current
2029ChicagoUS
2028New OrleansUS
2027ChicagoUS
2026New OrleansUS
2025ChicagoUS
2024New OrleansUS
2023ChicagoUS
2022New OrleansUS
2021ChicagoUS
2020New OrleansUS
2019New OrleansUS
2017ChicagoUS
2015ChicagoUS
2005Washington, D.C.US
1928ChicagoUS
North America
US ×16
Based on the rotation history, the next congress is likely to move to a different region. Chicago has hosted 8× (1928, 2015, 2017, 2021, 2023, 2025, 2027, 2029).