WEFTEC 2017 will be held at McCormick Place in Chicago from Sept. 30 - Oct. 4, 2017. 


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About WEF and
WEF Membership


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The Water Environment Federation (WEF) is a not-for-profit technical and educational organization of 33,000 individual members and 75 affiliated Member Associations representing water quality professionals around the world. Since 1928, WEF and its members have protected public health and the environment. As a global water sector leader, our mission is to connect water professionals; enrich the expertise of water professionals; increase the awareness of the impact and value of water; and provide a platform for water sector innovation. To learn more, visit

Every year, WEF brings you WEFTEC® - The Water Quality Event. 

For more about WEF, our members, and how we support global water quality: 

  • About WEF: Learn about WEF, its leadership, vision, and mission.
  • Read about WEF's commitment to reducing the environmental effects of its activities.
  • About Water Quality: Find out what the water quality field is about and how professionals in this line of work contribute to the improvement of our global water environment. Access specific information about our flagship issues--wastewater, industrial wastewater, biosolids, and watershed.
  • Membership: Learn how you will benefit from WEF Membership and how, as a WEF member, you can help improve the global water environment.  Already a member?  Visit the Marketplace to Access Member tools and resources, update your personal information, and review our Association Services.
  • Member Associations: Access Member Association resources and services, find out What's New with MA's, locate an MA, and find out MA meeting information.
  • Committees: View a list of WEF committees and their upcoming meetings and activities. Contact a chairperson about joining.