Welcome to MWEA!

MWEA is an association of over 800 water quality professionals. The organization is consistently improving to benefit the environment in Missouri. 

Formed in 1928, the Water Environment Federation (WEF) is a not-for-profit technical and educational organization more than 35,000 individual members and 81 affiliated Member Associations representing an additional 50,000 water quality professionals throughout the world. WEF and its member associations proudly work to achieve our mission of preserving and enhancing the global water environment.