New Orleans Morial Convention Center. The Water Environment Federation’s Annual Technical Exhibition and Conference, is the largest conference of its kind in North America and offers water quality professionals from around the world with the best water quality education and training available today including 29 workshops, 130 technical sessions, 16 mobile sessions on the exhibit floor, facility tours and more. The expansive show floor provides access to the most cutting-edge technologies in the field; serves as a forum for domestic and international business opportunities and promotes invaluable peer-to-peer networking among registrants.