WEFTEC is the Water Environment Federation's Technical Exhibition and Conference, the largest annual water quality event in the world. WEFTEC provides water quality professionals from around the world with the latest in water quality education and training.

WEFTEC is the Water Environment Federation's Technical Exhibition and Conference, the largest annual water quality event in the world. WEFTEC provides water quality professionals from around the world with the latest in water quality education and training.
Saturday, September 27, 2025 - Wednesday, October 1, 2025